sl@0: // Copyright Vladimir Prus 2004.
sl@0: // Distributed under the Boost Software License, Version 1.0.
sl@0: // (See accompanying file LICENSE_1_0.txt
sl@0: // or copy at http://www.boost.org/LICENSE_1_0.txt)
sl@0: 
sl@0: #ifndef BOOST_OPTION_HPP_VP_2004_02_25
sl@0: #define BOOST_OPTION_HPP_VP_2004_02_25
sl@0: 
sl@0: #include <boost/program_options/config.hpp>
sl@0: 
sl@0: #include <string>
sl@0: #include <vector>
sl@0: 
sl@0: namespace boost { namespace program_options {
sl@0: 
sl@0:     /** Option found in input source.
sl@0:         Contains a key and a value. The key, in turn, can be a string (name of
sl@0:         an option), or an integer (position in input source) -- in case no name
sl@0:         is specified. The latter is only possible for command line.
sl@0:         The template parameter specifies the type of char used for storing the
sl@0:         option's value.
sl@0:     */
sl@0:     template<class charT>
sl@0:     class basic_option {
sl@0:     public:
sl@0:         basic_option() : position_key(-1), unregistered(false) {}
sl@0:         basic_option(const std::string& string_key, 
sl@0:                const std::vector< std::string> &value) 
sl@0:         : string_key(string_key), value(value), unregistered(false)
sl@0:         {}
sl@0: 
sl@0:         /** String key of this option. Intentionally independent of the template
sl@0:             parameter. */
sl@0:         std::string string_key;
sl@0:         /** Position key of this option. All options without an explicit name are
sl@0:             sequentially numbered starting from 0. If an option has explicit name,
sl@0:             'position_key' is equal to -1. It is possible that both
sl@0:             position_key and string_key is specified, in case name is implicitly
sl@0:             added.
sl@0:          */
sl@0:         int position_key;
sl@0:         /** Option's value */
sl@0:         std::vector< std::basic_string<charT> > value;
sl@0:         /** The original unchanged tokens this option was
sl@0:             created from. */
sl@0:         std::vector< std::basic_string<charT> > original_tokens;
sl@0:         /** True if option was not recognized. In that case,
sl@0:             'string_key' and 'value' are results of purely
sl@0:             syntactic parsing of source. The original tokens can be
sl@0:             recovered from the "original_tokens" member.
sl@0:         */
sl@0:         bool unregistered;
sl@0: 
sl@0:     };
sl@0:     typedef basic_option<char> option;
sl@0:     typedef basic_option<wchar_t> woption;
sl@0: 
sl@0: }}
sl@0: 
sl@0: #endif