1 | // Copyright Vladimir Prus 2004. |
2 | // Distributed under the Boost Software License, Version 1.0. |
3 | // (See accompanying file LICENSE_1_0.txt |
4 | // or copy at http://www.boost.org/LICENSE_1_0.txt) |
5 | |
6 | #ifndef BOOST_PARSERS_HPP_VP_2004_05_06 |
7 | #define BOOST_PARSERS_HPP_VP_2004_05_06 |
8 | |
9 | #include <boost/program_options/detail/convert.hpp> |
10 | |
11 | #include <iterator> |
12 | |
13 | namespace boost { namespace program_options { |
14 | |
15 | template<class charT> |
16 | basic_command_line_parser<charT>:: |
17 | basic_command_line_parser(const std::vector< |
18 | std::basic_string<charT> >& xargs) |
19 | : detail::cmdline(to_internal(xargs)) |
20 | {} |
21 | |
22 | |
23 | template<class charT> |
24 | basic_command_line_parser<charT>:: |
25 | basic_command_line_parser(int argc, const charT* const argv[]) |
26 | : detail::cmdline( |
27 | to_internal(std::vector<std::basic_string<charT> >(argc ? argv+1 : argv, argv+argc))), |
28 | m_desc() |
29 | {} |
30 | |
31 | |
32 | template<class charT> |
33 | basic_command_line_parser<charT>& |
34 | basic_command_line_parser<charT>::options(const options_description& desc) |
35 | { |
36 | detail::cmdline::set_options_description(desc); |
37 | m_desc = &desc; |
38 | return *this; |
39 | } |
40 | |
41 | template<class charT> |
42 | basic_command_line_parser<charT>& |
43 | basic_command_line_parser<charT>::positional( |
44 | const positional_options_description& desc) |
45 | { |
46 | detail::cmdline::set_positional_options(desc); |
47 | return *this; |
48 | } |
49 | |
50 | template<class charT> |
51 | basic_command_line_parser<charT>& |
52 | basic_command_line_parser<charT>::style(int xstyle) |
53 | { |
54 | detail::cmdline::style(style: xstyle); |
55 | return *this; |
56 | } |
57 | |
58 | template<class charT> |
59 | basic_command_line_parser<charT>& |
60 | basic_command_line_parser<charT>::extra_parser(ext_parser ext) |
61 | { |
62 | detail::cmdline::set_additional_parser(ext); |
63 | return *this; |
64 | } |
65 | |
66 | template<class charT> |
67 | basic_command_line_parser<charT>& |
68 | basic_command_line_parser<charT>::allow_unregistered() |
69 | { |
70 | detail::cmdline::allow_unregistered(); |
71 | return *this; |
72 | } |
73 | |
74 | template<class charT> |
75 | basic_command_line_parser<charT>& |
76 | basic_command_line_parser<charT>::extra_style_parser(style_parser s) |
77 | { |
78 | detail::cmdline::extra_style_parser(s); |
79 | return *this; |
80 | } |
81 | |
82 | |
83 | |
84 | template<class charT> |
85 | basic_parsed_options<charT> |
86 | basic_command_line_parser<charT>::run() |
87 | { |
88 | // save the canonical prefixes which were used by this cmdline parser |
89 | // eventually inside the parsed results |
90 | // This will be handy to format recognisable options |
91 | // for diagnostic messages if everything blows up much later on |
92 | parsed_options result(m_desc, detail::cmdline::get_canonical_option_prefix()); |
93 | result.options = detail::cmdline::run(); |
94 | |
95 | // Presense of parsed_options -> wparsed_options conversion |
96 | // does the trick. |
97 | return basic_parsed_options<charT>(result); |
98 | } |
99 | |
100 | |
101 | template<class charT> |
102 | basic_parsed_options<charT> |
103 | parse_command_line(int argc, const charT* const argv[], |
104 | const options_description& desc, |
105 | int style, |
106 | function1<std::pair<std::string, std::string>, |
107 | const std::string&> ext) |
108 | { |
109 | return basic_command_line_parser<charT>(argc, argv).options(desc). |
110 | style(style).extra_parser(ext).run(); |
111 | } |
112 | |
113 | template<class charT> |
114 | std::vector< std::basic_string<charT> > |
115 | collect_unrecognized(const std::vector< basic_option<charT> >& options, |
116 | enum collect_unrecognized_mode mode) |
117 | { |
118 | std::vector< std::basic_string<charT> > result; |
119 | for(unsigned i = 0; i < options.size(); ++i) |
120 | { |
121 | if (options[i].unregistered || |
122 | (mode == include_positional && options[i].position_key != -1)) |
123 | { |
124 | copy(options[i].original_tokens.begin(), |
125 | options[i].original_tokens.end(), |
126 | back_inserter(result)); |
127 | } |
128 | } |
129 | return result; |
130 | } |
131 | |
132 | |
133 | }} |
134 | |
135 | #endif |
136 | |