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1 | |
2 | // NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION | |
3 | ||
4 | // Copyright Aleksey Gurtovoy 2002-2004 | |
5 | // | |
6 | // Distributed under the Boost Software License, Version 1.0. | |
7 | // (See accompanying file LICENSE_1_0.txt or copy at | |
8 | // http://www.boost.org/LICENSE_1_0.txt) | |
9 | ||
10 | // $Source$ | |
11 | // $Date$ | |
12 | // $Revision$ | |
13 | ||
14 | // | |
15 | // This header is deprecated and no longer used by type_traits: | |
16 | // | |
17 | #if defined(__GNUC__) || defined(_MSC_VER) | |
18 | # pragma message("NOTE: Use of this header (bool_trait_def.hpp) is deprecated") | |
19 | #endif | |
20 | ||
21 | #include <boost/type_traits/detail/template_arity_spec.hpp> | |
22 | #include <boost/type_traits/integral_constant.hpp> | |
23 | #include <boost/config.hpp> | |
24 | ||
25 | // | |
26 | // Unfortunately some libraries have started using this header without | |
27 | // cleaning up afterwards: so we'd better undef the macros just in case | |
28 | // they've been defined already.... | |
29 | // | |
30 | #ifdef BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL | |
31 | #undef BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL | |
32 | #undef BOOST_TT_AUX_BOOL_C_BASE | |
33 | #undef BOOST_TT_AUX_BOOL_TRAIT_DEF1 | |
34 | #undef BOOST_TT_AUX_BOOL_TRAIT_DEF2 | |
35 | #undef BOOST_TT_AUX_BOOL_TRAIT_SPEC1 | |
36 | #undef BOOST_TT_AUX_BOOL_TRAIT_SPEC2 | |
37 | #undef BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1 | |
38 | #undef BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC2 | |
39 | #undef BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1 | |
40 | #undef BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_2 | |
41 | #undef BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_1 | |
42 | #undef BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_2 | |
43 | #undef BOOST_TT_AUX_BOOL_TRAIT_IMPL_PARTIAL_SPEC2_1 | |
44 | #undef BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1 | |
45 | #endif | |
46 | ||
47 | #ifndef BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL | |
48 | # define BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) /**/ | |
49 | #endif | |
50 | ||
51 | #ifndef BOOST_TT_AUX_BOOL_C_BASE | |
52 | # define BOOST_TT_AUX_BOOL_C_BASE(C) : public ::boost::integral_constant<bool,C> | |
53 | #endif | |
54 | ||
55 | ||
56 | #define BOOST_TT_AUX_BOOL_TRAIT_DEF1(trait,T,C) \ | |
57 | template< typename T > struct trait \ | |
58 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
59 | { \ | |
60 | public:\ | |
61 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
62 | }; \ | |
63 | \ | |
64 | BOOST_TT_AUX_TEMPLATE_ARITY_SPEC(1,trait) \ | |
65 | /**/ | |
66 | ||
67 | ||
68 | #define BOOST_TT_AUX_BOOL_TRAIT_DEF2(trait,T1,T2,C) \ | |
69 | template< typename T1, typename T2 > struct trait \ | |
70 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
71 | { \ | |
72 | public:\ | |
73 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
74 | }; \ | |
75 | \ | |
76 | BOOST_TT_AUX_TEMPLATE_ARITY_SPEC(2,trait) \ | |
77 | /**/ | |
78 | ||
79 | #define BOOST_TT_AUX_BOOL_TRAIT_DEF3(trait,T1,T2,T3,C) \ | |
80 | template< typename T1, typename T2, typename T3 > struct trait \ | |
81 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
82 | { \ | |
83 | public:\ | |
84 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
85 | }; \ | |
86 | \ | |
87 | BOOST_TT_AUX_TEMPLATE_ARITY_SPEC(3,trait) \ | |
88 | /**/ | |
89 | ||
90 | #define BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp,C) \ | |
91 | template<> struct trait< sp > \ | |
92 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
93 | { \ | |
94 | public:\ | |
95 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
96 | }; \ | |
97 | /**/ | |
98 | ||
99 | #define BOOST_TT_AUX_BOOL_TRAIT_SPEC2(trait,sp1,sp2,C) \ | |
100 | template<> struct trait< sp1,sp2 > \ | |
101 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
102 | { \ | |
103 | public:\ | |
104 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
105 | }; \ | |
106 | /**/ | |
107 | ||
108 | #define BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(trait,sp,C) \ | |
109 | template<> struct trait##_impl< sp > \ | |
110 | { \ | |
111 | public:\ | |
112 | BOOST_STATIC_CONSTANT(bool, value = (C)); \ | |
113 | }; \ | |
114 | /**/ | |
115 | ||
116 | #define BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC2(trait,sp1,sp2,C) \ | |
117 | template<> struct trait##_impl< sp1,sp2 > \ | |
118 | { \ | |
119 | public:\ | |
120 | BOOST_STATIC_CONSTANT(bool, value = (C)); \ | |
121 | }; \ | |
122 | /**/ | |
123 | ||
124 | #define BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(param,trait,sp,C) \ | |
125 | template< param > struct trait< sp > \ | |
126 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
127 | { \ | |
128 | public:\ | |
129 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
130 | }; \ | |
131 | /**/ | |
132 | ||
133 | #define BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_2(param1,param2,trait,sp,C) \ | |
134 | template< param1, param2 > struct trait< sp > \ | |
135 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
136 | { \ | |
137 | public:\ | |
138 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
139 | }; \ | |
140 | /**/ | |
141 | ||
142 | #define BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_1(param,trait,sp1,sp2,C) \ | |
143 | template< param > struct trait< sp1,sp2 > \ | |
144 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
145 | { \ | |
146 | public:\ | |
147 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
148 | }; \ | |
149 | /**/ | |
150 | ||
151 | #define BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC2_2(param1,param2,trait,sp1,sp2,C) \ | |
152 | template< param1, param2 > struct trait< sp1,sp2 > \ | |
153 | BOOST_TT_AUX_BOOL_C_BASE(C) \ | |
154 | { \ | |
155 | public:\ | |
156 | BOOST_TT_AUX_BOOL_TRAIT_VALUE_DECL(C) \ | |
157 | }; \ | |
158 | /**/ | |
159 | ||
160 | #define BOOST_TT_AUX_BOOL_TRAIT_IMPL_PARTIAL_SPEC2_1(param,trait,sp1,sp2,C) \ | |
161 | template< param > struct trait##_impl< sp1,sp2 > \ | |
162 | { \ | |
163 | public:\ | |
164 | BOOST_STATIC_CONSTANT(bool, value = (C)); \ | |
165 | }; \ | |
166 | /**/ | |
167 | ||
168 | #ifndef BOOST_NO_CV_SPECIALIZATIONS | |
169 | # define BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1(trait,sp,value) \ | |
170 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp,value) \ | |
171 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp const,value) \ | |
172 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp volatile,value) \ | |
173 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp const volatile,value) \ | |
174 | /**/ | |
175 | #else | |
176 | # define BOOST_TT_AUX_BOOL_TRAIT_CV_SPEC1(trait,sp,value) \ | |
177 | BOOST_TT_AUX_BOOL_TRAIT_SPEC1(trait,sp,value) \ | |
178 | /**/ | |
179 | #endif |