is_unsigned.hpp
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1 
2 // (C) Copyright John Maddock 2005.
3 // Use, modification and distribution are subject to the Boost Software License,
4 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
5 // http://www.boost.org/LICENSE_1_0.txt).
6 //
7 // See http://www.boost.org/libs/type_traits for most recent version including documentation.
8 
9 
10 #ifndef BOOST_TT_IS_UNSIGNED_HPP_INCLUDED
11 #define BOOST_TT_IS_UNSIGNED_HPP_INCLUDED
12 
16 
17 #include <climits>
18 
19 namespace boost {
20 
21 #if !defined( __CODEGEARC__ )
22 
23 #if !(defined(BOOST_MSVC) && BOOST_MSVC <= 1310) &&\
24  !(defined(__EDG_VERSION__) && __EDG_VERSION__ <= 238) &&\
25  !defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION)
26 
27 namespace detail{
28 
29 template <class T>
31 {
32  //
33  // Note that we cannot use BOOST_STATIC_CONSTANT here, using enum's
34  // rather than "real" static constants simply doesn't work or give
35  // the correct answer.
36  //
37  typedef typename remove_cv<T>::type no_cv_t;
38  static const no_cv_t minus_one = (static_cast<no_cv_t>(-1));
39  static const no_cv_t zero = (static_cast<no_cv_t>(0));
40 };
41 
42 template <class T>
44 {
46 };
47 
48 template <bool integral_type>
50 {
51  template <class T>
52  struct rebind
53  {
55  };
56 };
57 
58 template <>
60 {
61  template <class T>
62  struct rebind
63  {
64  typedef false_type type;
65  };
66 };
67 
68 template <class T>
70 {
72  typedef typename selector::template rebind<T> binder;
73  typedef typename binder::type type;
75 };
76 
77 } // namespace detail
78 
79 template <class T> struct is_unsigned : public integral_constant<bool, boost::detail::is_unsigned<T>::value> {};
80 
81 #else
82 
83 template <class T> struct is_unsigned : public false_type{};
84 
85 #endif
86 
87 #else // defined( __CODEGEARC__ )
88 template <class T> struct is_unsigned : public integral_constant<bool, __is_unsigned(T)> {};
89 #endif
90 
91 template <> struct is_unsigned<unsigned char> : public true_type{};
92 template <> struct is_unsigned<const unsigned char> : public true_type{};
93 template <> struct is_unsigned<volatile unsigned char> : public true_type{};
94 template <> struct is_unsigned<const volatile unsigned char> : public true_type{};
95 template <> struct is_unsigned<unsigned short> : public true_type{};
96 template <> struct is_unsigned<const unsigned short> : public true_type{};
97 template <> struct is_unsigned<volatile unsigned short> : public true_type{};
98 template <> struct is_unsigned<const volatile unsigned short> : public true_type{};
99 template <> struct is_unsigned<unsigned int> : public true_type{};
100 template <> struct is_unsigned<const unsigned int> : public true_type{};
101 template <> struct is_unsigned<volatile unsigned int> : public true_type{};
102 template <> struct is_unsigned<const volatile unsigned int> : public true_type{};
103 template <> struct is_unsigned<unsigned long> : public true_type{};
104 template <> struct is_unsigned<const unsigned long> : public true_type{};
105 template <> struct is_unsigned<volatile unsigned long> : public true_type{};
106 template <> struct is_unsigned<const volatile unsigned long> : public true_type{};
107 
108 template <> struct is_unsigned<signed char> : public false_type{};
109 template <> struct is_unsigned<const signed char> : public false_type{};
110 template <> struct is_unsigned<volatile signed char> : public false_type{};
111 template <> struct is_unsigned<const volatile signed char> : public false_type{};
112 template <> struct is_unsigned< short> : public false_type{};
113 template <> struct is_unsigned<const short> : public false_type{};
114 template <> struct is_unsigned<volatile short> : public false_type{};
115 template <> struct is_unsigned<const volatile short> : public false_type{};
116 template <> struct is_unsigned< int> : public false_type{};
117 template <> struct is_unsigned<const int> : public false_type{};
118 template <> struct is_unsigned<volatile int> : public false_type{};
119 template <> struct is_unsigned<const volatile int> : public false_type{};
120 template <> struct is_unsigned< long> : public false_type{};
121 template <> struct is_unsigned<const long> : public false_type{};
122 template <> struct is_unsigned<volatile long> : public false_type{};
123 template <> struct is_unsigned<const volatile long> : public false_type{};
124 #ifdef BOOST_HAS_LONG_LONG
125 template <> struct is_unsigned< ::boost::ulong_long_type> : public true_type{};
126 template <> struct is_unsigned<const ::boost::ulong_long_type> : public true_type{};
127 template <> struct is_unsigned<volatile ::boost::ulong_long_type> : public true_type{};
128 template <> struct is_unsigned<const volatile ::boost::ulong_long_type> : public true_type{};
129 
130 template <> struct is_unsigned< ::boost::long_long_type> : public false_type{};
131 template <> struct is_unsigned<const ::boost::long_long_type> : public false_type{};
132 template <> struct is_unsigned<volatile ::boost::long_long_type> : public false_type{};
133 template <> struct is_unsigned<const volatile ::boost::long_long_type> : public false_type{};
134 #endif
135 #if defined(CHAR_MIN)
136 #if CHAR_MIN == 0
137 template <> struct is_unsigned<char> : public true_type{};
138 template <> struct is_unsigned<const char> : public true_type{};
139 template <> struct is_unsigned<volatile char> : public true_type{};
140 template <> struct is_unsigned<const volatile char> : public true_type{};
141 #else
142 template <> struct is_unsigned<char> : public false_type{};
143 template <> struct is_unsigned<const char> : public false_type{};
144 template <> struct is_unsigned<volatile char> : public false_type{};
145 template <> struct is_unsigned<const volatile char> : public false_type{};
146 #endif
147 #endif
148 #if !defined(BOOST_NO_INTRINSIC_WCHAR_T) && defined(WCHAR_MIN)
149 #if WCHAR_MIN == 0
150 template <> struct is_unsigned<wchar_t> : public true_type{};
151 template <> struct is_unsigned<const wchar_t> : public true_type{};
152 template <> struct is_unsigned<volatile wchar_t> : public true_type{};
153 template <> struct is_unsigned<const volatile wchar_t> : public true_type{};
154 #else
155 template <> struct is_unsigned<wchar_t> : public false_type{};
156 template <> struct is_unsigned<const wchar_t> : public false_type{};
157 template <> struct is_unsigned<volatile wchar_t> : public false_type{};
158 template <> struct is_unsigned<const volatile wchar_t> : public false_type{};
159 #endif
160 #endif
161 } // namespace boost
162 
163 #endif // BOOST_TT_IS_MEMBER_FUNCTION_POINTER_HPP_INCLUDED
::boost::detail::is_unsigned_select_helper< ::boost::is_integral< T >::value||::boost::is_enum< T >::value > selector
Definition: is_unsigned.hpp:71
BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE.
GLfloat value
remove_cv< T >::type no_cv_t
Definition: is_unsigned.hpp:37
const char * detail
selector::template rebind< T > binder
Definition: is_unsigned.hpp:72
GLenum type
static const no_cv_t minus_one
Definition: is_unsigned.hpp:38
#define BOOST_STATIC_CONSTANT(type, assignment)
Definition: suffix.hpp:394


librealsense2
Author(s): Sergey Dorodnicov , Doron Hirshberg , Mark Horn , Reagan Lopez , Itay Carpis
autogenerated on Mon May 3 2021 02:47:20