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111 lines
3.7 KiB
111 lines
3.7 KiB
----------------------------------------------------------------------------
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-- Generic Command Line Parser (gclp)
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--
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-- Copyright (C) 2012, Riccardo Bernardini
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--
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-- This file is part of gclp.
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--
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-- gclp is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 2 of the License, or
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-- (at your option) any later version.
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--
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-- gclp is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with gclp. If not, see <http://www.gnu.org/licenses/>.
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----------------------------------------------------------------------------
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--
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--
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with Generic_Line_Parser;
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with Ada.Strings.Unbounded;
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package body Parsing_Test is
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function To_U (X : String) return Unbounded_String
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renames To_Unbounded_String;
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-- Instantiate the new package
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package Line_Parser is
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new Generic_Line_Parser (Config_Data);
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-- ------------------- --
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-- Parameter Callbacks --
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-- ------------------- --
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-- X Parameter callbak
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procedure X_Parameter (Name : in Unbounded_String;
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Value : in Unbounded_String;
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Result : in out Config_Data)
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is
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begin
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Result.X := Line_Parser.To_Natural (Value);
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end X_Parameter;
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-- Y Parameter callbak
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procedure Y_Parameter (Name : in Unbounded_String;
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Value : in Unbounded_String;
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Result : in out Config_Data)
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is
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begin
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Result.Y := Line_Parser.To_Natural (Value);
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end Y_Parameter;
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procedure Z_Parameter (Name : in Unbounded_String;
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Value : in Unbounded_String;
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Result : in out Config_Data)
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is
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begin
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Result.Z := Line_Parser.To_Float (Value);
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end Z_Parameter;
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-- Y Parameter callbak
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procedure File_Parameter (Name : in Unbounded_String;
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Value : in Unbounded_String;
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Result : in out Config_Data)
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is
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begin
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Result.Filename := Value;
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end File_Parameter;
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Param_Spec : Line_Parser.Parameter_Descriptor_Array :=
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((Name => To_U ("x,X"),
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Default => <>,
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If_Missing => Line_Parser.Die,
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Only_Once => True,
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Callback => X_Parameter'Access),
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(Name => To_U ("y,Y"),
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Default => <>,
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If_Missing => Line_Parser.Die,
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Only_Once => True,
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Callback => Y_Parameter'Access),
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(Name => To_U ("z"),
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Default => To_U ("3.1415"),
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If_Missing => Line_Parser.Use_Default,
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Only_Once => True,
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Callback => Z_Parameter'Access),
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(Name => To_U ("filename,file,input"),
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Default => <>,
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If_Missing => Line_Parser.Die,
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Only_Once => True,
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Callback => File_Parameter'Access));
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--------------------
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-- Get_Parameters --
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--------------------
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procedure Get_Parameters (Config : out Config_Data) is
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begin
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Line_Parser.Parse_Command_Line (Parameters => Param_Spec,
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Result => Config);
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end Get_Parameters;
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end Parsing_Test;
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