ocrm.bsky.social
the game where you go into mines and start crafting! but for consoles (forked directly from smartcmd's github)
1// Copyright David Abrahams 2002.
2// Distributed under the Boost Software License, Version 1.0. (See
3// accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5#ifndef KEYWORDS_DWA2002323_HPP
6# define KEYWORDS_DWA2002323_HPP
7
8# include <boost/python/detail/prefix.hpp>
9
10# include <boost/python/args_fwd.hpp>
11# include <boost/config.hpp>
12# include <boost/python/detail/preprocessor.hpp>
13# include <boost/python/detail/type_list.hpp>
14
15# include <boost/type_traits/is_reference.hpp>
16# include <boost/type_traits/remove_reference.hpp>
17# include <boost/type_traits/remove_cv.hpp>
18
19# include <boost/preprocessor/enum_params.hpp>
20# include <boost/preprocessor/repeat.hpp>
21# include <boost/preprocessor/facilities/intercept.hpp>
22# include <boost/preprocessor/iteration/local.hpp>
23
24# include <boost/python/detail/mpl_lambda.hpp>
25# include <boost/python/object_core.hpp>
26
27# include <boost/mpl/bool.hpp>
28
29# include <cstddef>
30# include <algorithm>
31
32namespace boost { namespace python {
33
34typedef detail::keywords<1> arg;
35typedef arg arg_; // gcc 2.96 workaround
36
37namespace detail
38{
39 template <std::size_t nkeywords>
40 struct keywords_base
41 {
42 BOOST_STATIC_CONSTANT(std::size_t, size = nkeywords);
43
44 keyword_range range() const
45 {
46 return keyword_range(elements, elements + nkeywords);
47 }
48
49 keyword elements[nkeywords];
50
51 keywords<nkeywords+1>
52 operator,(python::arg const &k) const;
53
54 keywords<nkeywords + 1>
55 operator,(char const *name) const;
56 };
57
58 template <std::size_t nkeywords>
59 struct keywords : keywords_base<nkeywords>
60 {
61 };
62
63 template <>
64 struct keywords<1> : keywords_base<1>
65 {
66 explicit keywords(char const *name)
67 {
68 elements[0].name = name;
69 }
70
71 template <class T>
72 python::arg& operator=(T const& value)
73 {
74 object z(value);
75 elements[0].default_value = handle<>(python::borrowed(object(value).ptr()));
76 return *this;
77 }
78
79 operator detail::keyword const&() const
80 {
81 return elements[0];
82 }
83 };
84
85 template <std::size_t nkeywords>
86 inline
87 keywords<nkeywords+1>
88 keywords_base<nkeywords>::operator,(python::arg const &k) const
89 {
90 keywords<nkeywords> const& l = *static_cast<keywords<nkeywords> const*>(this);
91 python::detail::keywords<nkeywords+1> res;
92 std::copy(l.elements, l.elements+nkeywords, res.elements);
93 res.elements[nkeywords] = k.elements[0];
94 return res;
95 }
96
97 template <std::size_t nkeywords>
98 inline
99 keywords<nkeywords + 1>
100 keywords_base<nkeywords>::operator,(char const *name) const
101 {
102 return this->operator,(python::arg(name));
103 }
104
105# ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
106 template<typename T>
107 struct is_keywords
108 {
109 BOOST_STATIC_CONSTANT(bool, value = false);
110 };
111
112 template<std::size_t nkeywords>
113 struct is_keywords<keywords<nkeywords> >
114 {
115 BOOST_STATIC_CONSTANT(bool, value = true);
116 };
117 template <class T>
118 struct is_reference_to_keywords
119 {
120 BOOST_STATIC_CONSTANT(bool, is_ref = is_reference<T>::value);
121 typedef typename remove_reference<T>::type deref;
122 typedef typename remove_cv<deref>::type key_t;
123 BOOST_STATIC_CONSTANT(bool, is_key = is_keywords<key_t>::value);
124 BOOST_STATIC_CONSTANT(bool, value = (is_ref & is_key));
125
126 typedef mpl::bool_<value> type;
127 BOOST_PYTHON_MPL_LAMBDA_SUPPORT(1,is_reference_to_keywords,(T))
128 };
129# else
130 typedef char (&yes_keywords_t)[1];
131 typedef char (&no_keywords_t)[2];
132
133 no_keywords_t is_keywords_test(...);
134
135 template<std::size_t nkeywords>
136 yes_keywords_t is_keywords_test(void (*)(keywords<nkeywords>&));
137
138 template<std::size_t nkeywords>
139 yes_keywords_t is_keywords_test(void (*)(keywords<nkeywords> const&));
140
141 template<typename T>
142 class is_reference_to_keywords
143 {
144 public:
145 BOOST_STATIC_CONSTANT(
146 bool, value = (
147 sizeof(detail::is_keywords_test( (void (*)(T))0 ))
148 == sizeof(detail::yes_keywords_t)));
149
150 typedef mpl::bool_<value> type;
151 BOOST_PYTHON_MPL_LAMBDA_SUPPORT(1,is_reference_to_keywords,(T))
152 };
153# endif
154}
155
156inline detail::keywords<1> args(char const* name)
157{
158 return detail::keywords<1>(name);
159}
160
161# define BOOST_PYTHON_ASSIGN_NAME(z, n, _) result.elements[n].name = name##n;
162# define BOOST_PP_LOCAL_MACRO(n) \
163inline detail::keywords<n> args(BOOST_PP_ENUM_PARAMS_Z(1, n, char const* name)) \
164{ \
165 detail::keywords<n> result; \
166 BOOST_PP_REPEAT_1(n, BOOST_PYTHON_ASSIGN_NAME, _) \
167 return result; \
168}
169# define BOOST_PP_LOCAL_LIMITS (2, BOOST_PYTHON_MAX_ARITY)
170# include BOOST_PP_LOCAL_ITERATE()
171
172}} // namespace boost::python
173
174
175# endif // KEYWORDS_DWA2002323_HPP