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1 | /* |
2 | [auto_generated] | |
3 | boost/numeric/odeint/util/unwrap_reference.hpp | |
4 | ||
5 | [begin_description] | |
6 | unwrap_reference | |
7 | [end_description] | |
8 | ||
9 | Copyright 2012-2013 Karsten Ahnert | |
10 | Copyright 2012-2013 Mario Mulansky | |
11 | ||
12 | Distributed under the Boost Software License, Version 1.0. | |
13 | (See accompanying file LICENSE_1_0.txt or | |
14 | copy at http://www.boost.org/LICENSE_1_0.txt) | |
15 | */ | |
16 | ||
17 | ||
18 | #ifndef BOOST_NUMERIC_ODEINT_UTIL_UNWRAP_REFERENCE_HPP_INCLUDED | |
19 | #define BOOST_NUMERIC_ODEINT_UTIL_UNWRAP_REFERENCE_HPP_INCLUDED | |
20 | ||
21 | ||
22 | #include <boost/numeric/odeint/config.hpp> | |
23 | ||
24 | ||
25 | #if BOOST_NUMERIC_ODEINT_CXX11 | |
26 | #include <functional> | |
27 | #else | |
28 | #include <boost/ref.hpp> | |
29 | #endif | |
30 | ||
31 | namespace boost { | |
32 | ||
33 | #if BOOST_NUMERIC_ODEINT_CXX11 | |
34 | template<typename T> class reference_wrapper; | |
35 | ||
36 | template<typename T> struct unwrap_reference; | |
37 | #endif | |
38 | ||
39 | namespace numeric { | |
40 | namespace odeint { | |
41 | ||
42 | ||
43 | #if BOOST_NUMERIC_ODEINT_CXX11 | |
44 | ||
45 | template<typename T> | |
46 | struct unwrap_reference | |
47 | { | |
48 | typedef typename std::remove_reference<T>::type type; | |
49 | }; | |
50 | ||
51 | template<typename T> | |
52 | struct unwrap_reference< std::reference_wrapper<T> > | |
53 | { | |
54 | typedef typename std::remove_reference<T>::type type; | |
55 | }; | |
56 | ||
57 | template<typename T> | |
58 | struct unwrap_reference< boost::reference_wrapper<T> > | |
59 | { | |
60 | typedef typename boost::unwrap_reference<T>::type type; | |
61 | }; | |
62 | ||
63 | #else | |
64 | ||
65 | using ::boost::unwrap_reference; | |
66 | ||
67 | #endif | |
68 | ||
69 | namespace detail | |
70 | { | |
71 | ||
72 | #if BOOST_NUMERIC_ODEINT_CXX11 | |
73 | ||
74 | using ::std::ref; | |
75 | ||
76 | #else | |
77 | ||
78 | using ::boost::ref; | |
79 | ||
80 | #endif | |
81 | } | |
82 | ||
83 | } | |
84 | } | |
85 | } | |
86 | ||
87 | ||
88 | ||
89 | /* | |
90 | * | |
91 | * the following is the suggested way, but unfortunately it does not work with all compilers. | |
92 | */ | |
93 | ||
94 | /* | |
95 | ||
96 | #include <boost/config.hpp> | |
97 | ||
98 | ||
99 | #ifdef BOOST_NO_CXX11_HDR_FUNCTIONAL | |
100 | #include <boost/ref.hpp> | |
101 | #else | |
102 | #include <functional> | |
103 | #endif | |
104 | ||
105 | ||
106 | ||
107 | namespace boost { | |
108 | namespace numeric { | |
109 | namespace odeint { | |
110 | ||
111 | ||
112 | #ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL | |
113 | ||
114 | template<typename T> | |
115 | struct unwrap_reference | |
116 | { | |
117 | typedef typename std::remove_reference<T>::type type; | |
118 | }; | |
119 | ||
120 | template<typename T> | |
121 | struct unwrap_reference< std::reference_wrapper<T> > | |
122 | { | |
123 | typedef typename std::remove_reference<T>::type type; | |
124 | }; | |
125 | ||
126 | template<typename T> | |
127 | struct unwrap_reference< boost::reference_wrapper<T> > | |
128 | { | |
129 | typedef typename boost::unwrap_reference<T>::type type; | |
130 | }; | |
131 | ||
132 | #else | |
133 | ||
134 | using ::boost::unwrap_reference; | |
135 | ||
136 | #endif | |
137 | ||
138 | } | |
139 | } | |
140 | } | |
141 | ||
142 | namespace boost { | |
143 | namespace numeric { | |
144 | namespace odeint { | |
145 | namespace detail { | |
146 | ||
147 | ||
148 | #ifndef BOOST_NO_CXX11_HDR_FUNCTIONAL | |
149 | ||
150 | using ::std::ref; | |
151 | ||
152 | #else | |
153 | ||
154 | using ::boost::ref; | |
155 | ||
156 | #endif | |
157 | ||
158 | ||
159 | } | |
160 | } | |
161 | } | |
162 | } | |
163 | ||
164 | */ | |
165 | ||
166 | #endif // BOOST_NUMERIC_ODEINT_UTIL_UNWRAP_REFERENCE_HPP_INCLUDED |