cmd_line.h

/* ***** BEGIN LICENSE BLOCK *****
*
* $Id: cmd_line.h,v 1.2 2005/01/30 05:11:40 gabest Exp $ $Name:  $
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
* the specific language governing rights and limitations under the License.
*
* The Original Code is BBC Research and Development code.
*
* The Initial Developer of the Original Code is the British Broadcasting
* Corporation.
* Portions created by the Initial Developer are Copyright (C) 2004.
* All Rights Reserved.
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* Contributor(s): Scott R Ladd (Original Author), Thomas Davies
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* Public License Version 2.1 (the "LGPL"), in which case the provisions of
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#if !defined(LIBDIRAC_CMD_LINE_H)
#define LIBDIRAC_CMD_LINE_H

// Standard C++
#include <string>
#include <vector>
#include <set>

namespace dirac
{
   // structure for defining the nature of options
   // a very simple command-line parser
   class CommandLine
   {
   public:
       struct option
       {
           std::string m_name;
           std::string m_value;

           option(const std::string & a_name)
           : m_name(a_name), m_value("")
           {
               // nada
           }
       };

       CommandLine(int argc, char * argv[], const std::set<std::string> & bool_opts);

       const std::vector<option> & GetOptions() const
       {
           return m_options;
       }

       const std::vector<std::string> & GetInputs() const
       {
           return m_inputs;
       }
       
       // convenience property
       size_t Count() const
       {
           return m_options.size();
       }

   private:
       std::vector<option>      m_options;
       std::vector<std::string> m_inputs;
       const std::set<std::string> & m_bool_opts;
   };

} // namespace dirac

#endif

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