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