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