summaryrefslogtreecommitdiffstats
blob: ee19207c71259dd1aa3b842966f1df07e26eb0d1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
// 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_PARSERS_HPP_VP_2004_05_06
#define BOOST_PARSERS_HPP_VP_2004_05_06

#include <boost/program_options/detail/convert.hpp>

#include <iterator>

namespace boost { namespace program_options {

    namespace detail {
        template<class charT, class Iterator>
        std::vector<std::basic_string<charT> > 
        make_vector(Iterator i, Iterator e)
        {
            std::vector<std::basic_string<charT> > result;
            // Some compilers don't have templated constructor for 
            // vector, so we can't create vector from (argv+1, argv+argc) range
            for(; i != e; ++i)
                result.push_back(*i);
            return result;            
        }
    }

    template<class charT>
    basic_command_line_parser<charT>::
    basic_command_line_parser(const std::vector<
                              std::basic_string<charT> >& args)
       : detail::cmdline(to_internal(args))
    {}


    template<class charT>
    basic_command_line_parser<charT>::
    basic_command_line_parser(int argc, charT* argv[])
    : detail::cmdline(
        // Explicit template arguments are required by gcc 3.3.1 
        // (at least mingw version), and do no harm on other compilers.
        to_internal(detail::make_vector<charT, charT**>(argv+1, argv+argc+!argc)))
    {}

    
    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::options(const options_description& desc)
    {
       detail::cmdline::set_options_description(desc);
        m_desc = &desc;
        return *this;
    }

    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::positional(
        const positional_options_description& desc)
    {
        detail::cmdline::set_positional_options(desc);
        return *this;
    }

    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::style(int style)
    {
        detail::cmdline::style(style);
        return *this;
    }

    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::extra_parser(ext_parser ext)
    {
        detail::cmdline::set_additional_parser(ext);
        return *this;
    }

    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::allow_unregistered()
    {
        detail::cmdline::allow_unregistered();
        return *this;
    }

    template<class charT>
    basic_command_line_parser<charT>& 
    basic_command_line_parser<charT>::extra_style_parser(style_parser s)
    {
        detail::cmdline::extra_style_parser(s);
        return *this;
    }



    template<class charT>    
    basic_parsed_options<charT>
    basic_command_line_parser<charT>::run()
    {
        parsed_options result(m_desc);
        result.options = detail::cmdline::run();

        // Presense of parsed_options -> wparsed_options conversion
        // does the trick.
        return basic_parsed_options<charT>(result);
    }


    template<class charT>
    basic_parsed_options<charT>
    parse_command_line(int argc, charT* argv[],
                       const options_description& desc,
                       int style,
                       function1<std::pair<std::string, std::string>, 
                                 const std::string&> ext)
    {
        return basic_command_line_parser<charT>(argc, argv).options(desc).
            style(style).extra_parser(ext).run();
    }

    template<class charT>
    std::vector< std::basic_string<charT> > 
    collect_unrecognized(const std::vector< basic_option<charT> >& options,
                         enum collect_unrecognized_mode mode)
    {
        std::vector< std::basic_string<charT> >  result;
        for(unsigned i = 0; i < options.size(); ++i)
        {
            if (options[i].unregistered ||
                (mode == include_positional && options[i].position_key != -1))
            {
                copy(options[i].original_tokens.begin(),
                     options[i].original_tokens.end(),
                     back_inserter(result));
            }
        }
        return result;
    }


}}

#endif