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26 | #ifndef CALLBACK_H__ |
26 | #ifndef CALLBACK_H__ |
27 | #define CALLBACK_H__ |
27 | #define CALLBACK_H__ |
28 | |
28 | |
29 | #define CALLBACK_H_VERSION 3 |
29 | #define CALLBACK_H_VERSION 3 |
30 | |
30 | |
31 | template<class signature> |
31 | template<typename signature> |
32 | struct callback_funtype_trait; |
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33 | |
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34 | template<int arity, class signature> |
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35 | struct callback_get_impl; |
32 | struct callback; |
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33 | |
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34 | #define callback_set(callback,obj,klass,method) callback.set<klass, &klass::method> (obj) |
36 | |
35 | |
37 | template<class R> |
36 | template<class R> |
38 | class callback0 |
37 | struct callback<R ()> |
39 | { |
38 | { |
40 | struct klass; // it is vital that this is never defined |
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41 | |
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42 | typedef R (klass::*ptr_type)(); |
39 | typedef R (*ptr_type)(void *self); |
43 | |
40 | |
44 | klass *o; |
41 | private: |
45 | R (klass::*m)(); |
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46 | |
42 | |
47 | public: |
43 | void *self; |
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44 | ptr_type func; |
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45 | |
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46 | protected: |
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47 | |
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48 | template<typename method> |
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49 | struct thunktype; |
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50 | |
48 | template<class O1, class O2> |
51 | template<class klass> |
49 | explicit callback0 (O1 *object, R (O2::*method)()) |
52 | struct thunktype<R (klass::*)> |
50 | { |
53 | { |
51 | o = reinterpret_cast<klass *>(object); |
54 | typedef klass K; |
52 | m = reinterpret_cast<R (klass::*)()>(method); |
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53 | } |
55 | }; |
54 | |
56 | |
55 | // this works because a standards-compliant C++ compiler |
57 | template<class klass, R (klass::*method)()> |
56 | // basically can't help it: it doesn't have the knowledge |
58 | static R thunk (void *self) |
57 | // required to miscompile (klass is not defined anywhere |
59 | { |
58 | // and nothing is known about the constructor arguments) :) |
60 | klass *obj = static_cast<klass *>(self); |
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61 | return (obj->*method) (); |
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62 | } |
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63 | |
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64 | public: |
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65 | template<class K, R (K::*method)()> |
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66 | void set (K *object) |
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67 | { |
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68 | self = object; |
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69 | func = thunk<K, method>; |
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70 | } |
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71 | |
59 | R call() const |
72 | R call () const |
60 | { |
73 | { |
61 | return (o->*m) (); |
74 | return func (self); |
62 | } |
75 | } |
63 | |
76 | |
64 | R operator ()() const |
77 | R operator ()() const |
65 | { |
78 | { |
66 | return call (); |
79 | return call (); |
67 | } |
80 | } |
68 | }; |
81 | }; |
69 | |
82 | |
70 | template<class R> |
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71 | struct callback_funtype_trait0 |
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72 | { |
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73 | static const int arity = 0; |
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74 | typedef R type (void); |
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75 | typedef R result_type; |
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76 | |
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77 | }; |
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78 | |
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79 | template<class R> |
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80 | struct callback_funtype_trait<R ()> : callback_funtype_trait0<R> |
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81 | { |
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82 | }; |
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83 | |
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84 | template<class signature> |
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85 | struct callback_get_impl<0, signature> |
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86 | { |
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87 | typedef callback_funtype_trait<signature> T; |
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88 | typedef callback0<typename T::result_type> type; |
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89 | }; |
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90 | |
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91 | template<class R, class A1> |
83 | template<class R, class A1> |
92 | class callback1 |
84 | struct callback<R (A1)> |
93 | { |
85 | { |
94 | struct klass; // it is vital that this is never defined |
86 | typedef R (*ptr_type)(void *self, A1); |
95 | |
87 | |
96 | typedef R (klass::*ptr_type)(A1); |
88 | private: |
97 | |
89 | |
98 | klass *o; |
90 | void *self; |
99 | R (klass::*m)(A1); |
91 | ptr_type func; |
100 | |
92 | |
101 | public: |
93 | protected: |
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94 | |
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95 | template<typename method> |
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96 | struct thunktype; |
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97 | |
102 | template<class O1, class O2> |
98 | template<class klass> |
103 | explicit callback1 (O1 *object, R (O2::*method)(A1)) |
99 | struct thunktype<R (klass::*)> |
104 | { |
100 | { |
105 | o = reinterpret_cast<klass *>(object); |
101 | typedef klass K; |
106 | m = reinterpret_cast<R (klass::*)(A1)>(method); |
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107 | } |
102 | }; |
108 | |
103 | |
109 | // this works because a standards-compliant C++ compiler |
104 | template<class klass, R (klass::*method)(A1)> |
110 | // basically can't help it: it doesn't have the knowledge |
105 | static R thunk (void *self, A1 a1) |
111 | // required to miscompile (klass is not defined anywhere |
106 | { |
112 | // and nothing is known about the constructor arguments) :) |
107 | klass *obj = static_cast<klass *>(self); |
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108 | return (obj->*method) (a1); |
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109 | } |
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110 | |
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111 | public: |
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112 | template<class K, R (K::*method)(A1)> |
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113 | void set (K *object) |
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114 | { |
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115 | self = object; |
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116 | func = thunk<K, method>; |
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117 | } |
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118 | |
113 | R call(A1 a1) const |
119 | R call (A1 a1) const |
114 | { |
120 | { |
115 | return (o->*m) (a1); |
121 | return func (self, a1); |
116 | } |
122 | } |
117 | |
123 | |
118 | R operator ()(A1 a1) const |
124 | R operator ()(A1 a1) const |
119 | { |
125 | { |
120 | return call (a1); |
126 | return call (a1); |
121 | } |
127 | } |
122 | }; |
128 | }; |
123 | |
129 | |
124 | template<class R, class A1> |
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125 | struct callback_funtype_trait1 |
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126 | { |
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127 | static const int arity = 1; |
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128 | typedef R type (A1); |
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129 | typedef R result_type; |
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130 | typedef A1 arg1_type; |
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131 | }; |
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132 | |
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133 | template<class R, class A1> |
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134 | struct callback_funtype_trait<R (A1)> : callback_funtype_trait1<R, A1> |
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135 | { |
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136 | }; |
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137 | |
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138 | template<class signature> |
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139 | struct callback_get_impl<1, signature> |
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140 | { |
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141 | typedef callback_funtype_trait<signature> T; |
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142 | typedef callback1<typename T::result_type, typename T::arg1_type> type; |
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143 | }; |
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144 | |
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145 | template<class R, class A1, class A2> |
130 | template<class R, class A1, class A2> |
146 | class callback2 |
131 | struct callback<R (A1, A2)> |
147 | { |
132 | { |
148 | struct klass; // it is vital that this is never defined |
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149 | |
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150 | typedef R (klass::*ptr_type)(A1, A2); |
133 | typedef R (*ptr_type)(void *self, A1, A2); |
151 | |
134 | |
152 | klass *o; |
135 | private: |
153 | R (klass::*m)(A1, A2); |
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154 | |
136 | |
155 | public: |
137 | void *self; |
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138 | ptr_type func; |
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139 | |
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140 | protected: |
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141 | |
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142 | template<typename method> |
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143 | struct thunktype; |
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144 | |
156 | template<class O1, class O2> |
145 | template<class klass> |
157 | explicit callback2 (O1 *object, R (O2::*method)(A1, A2)) |
146 | struct thunktype<R (klass::*)> |
158 | { |
147 | { |
159 | o = reinterpret_cast<klass *>(object); |
148 | typedef klass K; |
160 | m = reinterpret_cast<R (klass::*)(A1, A2)>(method); |
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161 | } |
149 | }; |
162 | |
150 | |
163 | // this works because a standards-compliant C++ compiler |
151 | template<class klass, R (klass::*method)(A1, A2)> |
164 | // basically can't help it: it doesn't have the knowledge |
152 | static R thunk (void *self, A1 a1, A2 a2) |
165 | // required to miscompile (klass is not defined anywhere |
153 | { |
166 | // and nothing is known about the constructor arguments) :) |
154 | klass *obj = static_cast<klass *>(self); |
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155 | return (obj->*method) (a1, a2); |
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156 | } |
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157 | |
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158 | public: |
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159 | template<class K, R (K::*method)(A1, A2)> |
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160 | void set (K *object) |
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161 | { |
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162 | self = object; |
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163 | func = thunk<K, method>; |
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164 | } |
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165 | |
167 | R call(A1 a1, A2 a2) const |
166 | R call (A1 a1, A2 a2) const |
168 | { |
167 | { |
169 | return (o->*m) (a1, a2); |
168 | return func (self, a1, a2); |
170 | } |
169 | } |
171 | |
170 | |
172 | R operator ()(A1 a1, A2 a2) const |
171 | R operator ()(A1 a1, A2 a2) const |
173 | { |
172 | { |
174 | return call (a1, a2); |
173 | return call (a1, a2); |
175 | } |
174 | } |
176 | }; |
175 | }; |
177 | |
176 | |
178 | template<class R, class A1, class A2> |
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179 | struct callback_funtype_trait2 |
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180 | { |
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181 | static const int arity = 2; |
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182 | typedef R type (A1, A2); |
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183 | typedef R result_type; |
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184 | typedef A1 arg1_type; typedef A2 arg2_type; |
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185 | }; |
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186 | |
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187 | template<class R, class A1, class A2> |
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188 | struct callback_funtype_trait<R (A1, A2)> : callback_funtype_trait2<R, A1, A2> |
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189 | { |
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190 | }; |
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191 | |
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192 | template<class signature> |
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193 | struct callback_get_impl<2, signature> |
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194 | { |
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195 | typedef callback_funtype_trait<signature> T; |
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196 | typedef callback2<typename T::result_type, typename T::arg1_type, typename T::arg2_type> type; |
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197 | }; |
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198 | |
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199 | template<class R, class A1, class A2, class A3> |
177 | template<class R, class A1, class A2, class A3> |
200 | class callback3 |
178 | struct callback<R (A1, A2, A3)> |
201 | { |
179 | { |
202 | struct klass; // it is vital that this is never defined |
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203 | |
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204 | typedef R (klass::*ptr_type)(A1, A2, A3); |
180 | typedef R (*ptr_type)(void *self, A1, A2, A3); |
205 | |
181 | |
206 | klass *o; |
182 | private: |
207 | R (klass::*m)(A1, A2, A3); |
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208 | |
183 | |
209 | public: |
184 | void *self; |
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185 | ptr_type func; |
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186 | |
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187 | protected: |
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188 | |
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189 | template<typename method> |
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190 | struct thunktype; |
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191 | |
210 | template<class O1, class O2> |
192 | template<class klass> |
211 | explicit callback3 (O1 *object, R (O2::*method)(A1, A2, A3)) |
193 | struct thunktype<R (klass::*)> |
212 | { |
194 | { |
213 | o = reinterpret_cast<klass *>(object); |
195 | typedef klass K; |
214 | m = reinterpret_cast<R (klass::*)(A1, A2, A3)>(method); |
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215 | } |
196 | }; |
216 | |
197 | |
217 | // this works because a standards-compliant C++ compiler |
198 | template<class klass, R (klass::*method)(A1, A2, A3)> |
218 | // basically can't help it: it doesn't have the knowledge |
199 | static R thunk (void *self, A1 a1, A2 a2, A3 a3) |
219 | // required to miscompile (klass is not defined anywhere |
200 | { |
220 | // and nothing is known about the constructor arguments) :) |
201 | klass *obj = static_cast<klass *>(self); |
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202 | return (obj->*method) (a1, a2, a3); |
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203 | } |
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204 | |
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205 | public: |
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206 | template<class K, R (K::*method)(A1, A2, A3)> |
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207 | void set (K *object) |
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208 | { |
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209 | self = object; |
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210 | func = thunk<K, method>; |
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211 | } |
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212 | |
221 | R call(A1 a1, A2 a2, A3 a3) const |
213 | R call (A1 a1, A2 a2, A3 a3) const |
222 | { |
214 | { |
223 | return (o->*m) (a1, a2, a3); |
215 | return func (self, a1, a2, a3); |
224 | } |
216 | } |
225 | |
217 | |
226 | R operator ()(A1 a1, A2 a2, A3 a3) const |
218 | R operator ()(A1 a1, A2 a2, A3 a3) const |
227 | { |
219 | { |
228 | return call (a1, a2, a3); |
220 | return call (a1, a2, a3); |
229 | } |
221 | } |
230 | }; |
222 | }; |
231 | |
223 | |
232 | template<class R, class A1, class A2, class A3> |
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233 | struct callback_funtype_trait3 |
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234 | { |
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235 | static const int arity = 3; |
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236 | typedef R type (A1, A2, A3); |
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237 | typedef R result_type; |
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238 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; |
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239 | }; |
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240 | |
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241 | template<class R, class A1, class A2, class A3> |
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242 | struct callback_funtype_trait<R (A1, A2, A3)> : callback_funtype_trait3<R, A1, A2, A3> |
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243 | { |
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244 | }; |
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245 | |
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246 | template<class signature> |
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247 | struct callback_get_impl<3, signature> |
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248 | { |
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249 | typedef callback_funtype_trait<signature> T; |
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250 | typedef callback3<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type> type; |
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251 | }; |
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252 | |
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253 | template<class R, class A1, class A2, class A3, class A4> |
224 | template<class R, class A1, class A2, class A3, class A4> |
254 | class callback4 |
225 | struct callback<R (A1, A2, A3, A4)> |
255 | { |
226 | { |
256 | struct klass; // it is vital that this is never defined |
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257 | |
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258 | typedef R (klass::*ptr_type)(A1, A2, A3, A4); |
227 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4); |
259 | |
228 | |
260 | klass *o; |
229 | private: |
261 | R (klass::*m)(A1, A2, A3, A4); |
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262 | |
230 | |
263 | public: |
231 | void *self; |
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232 | ptr_type func; |
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233 | |
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234 | protected: |
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235 | |
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236 | template<typename method> |
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237 | struct thunktype; |
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238 | |
264 | template<class O1, class O2> |
239 | template<class klass> |
265 | explicit callback4 (O1 *object, R (O2::*method)(A1, A2, A3, A4)) |
240 | struct thunktype<R (klass::*)> |
266 | { |
241 | { |
267 | o = reinterpret_cast<klass *>(object); |
242 | typedef klass K; |
268 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4)>(method); |
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269 | } |
243 | }; |
270 | |
244 | |
271 | // this works because a standards-compliant C++ compiler |
245 | template<class klass, R (klass::*method)(A1, A2, A3, A4)> |
272 | // basically can't help it: it doesn't have the knowledge |
246 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4) |
273 | // required to miscompile (klass is not defined anywhere |
247 | { |
274 | // and nothing is known about the constructor arguments) :) |
248 | klass *obj = static_cast<klass *>(self); |
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249 | return (obj->*method) (a1, a2, a3, a4); |
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250 | } |
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251 | |
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252 | public: |
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253 | template<class K, R (K::*method)(A1, A2, A3, A4)> |
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254 | void set (K *object) |
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255 | { |
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256 | self = object; |
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257 | func = thunk<K, method>; |
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258 | } |
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259 | |
275 | R call(A1 a1, A2 a2, A3 a3, A4 a4) const |
260 | R call (A1 a1, A2 a2, A3 a3, A4 a4) const |
276 | { |
261 | { |
277 | return (o->*m) (a1, a2, a3, a4); |
262 | return func (self, a1, a2, a3, a4); |
278 | } |
263 | } |
279 | |
264 | |
280 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4) const |
265 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4) const |
281 | { |
266 | { |
282 | return call (a1, a2, a3, a4); |
267 | return call (a1, a2, a3, a4); |
283 | } |
268 | } |
284 | }; |
269 | }; |
285 | |
270 | |
286 | template<class R, class A1, class A2, class A3, class A4> |
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287 | struct callback_funtype_trait4 |
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288 | { |
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289 | static const int arity = 4; |
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290 | typedef R type (A1, A2, A3, A4); |
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291 | typedef R result_type; |
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292 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; |
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293 | }; |
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294 | |
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295 | template<class R, class A1, class A2, class A3, class A4> |
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296 | struct callback_funtype_trait<R (A1, A2, A3, A4)> : callback_funtype_trait4<R, A1, A2, A3, A4> |
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297 | { |
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298 | }; |
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299 | |
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300 | template<class signature> |
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301 | struct callback_get_impl<4, signature> |
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302 | { |
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303 | typedef callback_funtype_trait<signature> T; |
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304 | typedef callback4<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type> type; |
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305 | }; |
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306 | |
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307 | template<class R, class A1, class A2, class A3, class A4, class A5> |
271 | template<class R, class A1, class A2, class A3, class A4, class A5> |
308 | class callback5 |
272 | struct callback<R (A1, A2, A3, A4, A5)> |
309 | { |
273 | { |
310 | struct klass; // it is vital that this is never defined |
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311 | |
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312 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5); |
274 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5); |
313 | |
275 | |
314 | klass *o; |
276 | private: |
315 | R (klass::*m)(A1, A2, A3, A4, A5); |
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316 | |
277 | |
317 | public: |
278 | void *self; |
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279 | ptr_type func; |
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280 | |
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281 | protected: |
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282 | |
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283 | template<typename method> |
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284 | struct thunktype; |
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285 | |
318 | template<class O1, class O2> |
286 | template<class klass> |
319 | explicit callback5 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5)) |
287 | struct thunktype<R (klass::*)> |
320 | { |
288 | { |
321 | o = reinterpret_cast<klass *>(object); |
289 | typedef klass K; |
322 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5)>(method); |
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323 | } |
290 | }; |
324 | |
291 | |
325 | // this works because a standards-compliant C++ compiler |
292 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5)> |
326 | // basically can't help it: it doesn't have the knowledge |
293 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) |
327 | // required to miscompile (klass is not defined anywhere |
294 | { |
328 | // and nothing is known about the constructor arguments) :) |
295 | klass *obj = static_cast<klass *>(self); |
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296 | return (obj->*method) (a1, a2, a3, a4, a5); |
|
|
297 | } |
|
|
298 | |
|
|
299 | public: |
|
|
300 | template<class K, R (K::*method)(A1, A2, A3, A4, A5)> |
|
|
301 | void set (K *object) |
|
|
302 | { |
|
|
303 | self = object; |
|
|
304 | func = thunk<K, method>; |
|
|
305 | } |
|
|
306 | |
329 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
307 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
330 | { |
308 | { |
331 | return (o->*m) (a1, a2, a3, a4, a5); |
309 | return func (self, a1, a2, a3, a4, a5); |
332 | } |
310 | } |
333 | |
311 | |
334 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
312 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
335 | { |
313 | { |
336 | return call (a1, a2, a3, a4, a5); |
314 | return call (a1, a2, a3, a4, a5); |
337 | } |
315 | } |
338 | }; |
316 | }; |
339 | |
317 | |
340 | template<class R, class A1, class A2, class A3, class A4, class A5> |
|
|
341 | struct callback_funtype_trait5 |
|
|
342 | { |
|
|
343 | static const int arity = 5; |
|
|
344 | typedef R type (A1, A2, A3, A4, A5); |
|
|
345 | typedef R result_type; |
|
|
346 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; |
|
|
347 | }; |
|
|
348 | |
|
|
349 | template<class R, class A1, class A2, class A3, class A4, class A5> |
|
|
350 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5)> : callback_funtype_trait5<R, A1, A2, A3, A4, A5> |
|
|
351 | { |
|
|
352 | }; |
|
|
353 | |
|
|
354 | template<class signature> |
|
|
355 | struct callback_get_impl<5, signature> |
|
|
356 | { |
|
|
357 | typedef callback_funtype_trait<signature> T; |
|
|
358 | typedef callback5<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type> type; |
|
|
359 | }; |
|
|
360 | |
|
|
361 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
318 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
362 | class callback6 |
319 | struct callback<R (A1, A2, A3, A4, A5, A6)> |
363 | { |
320 | { |
364 | struct klass; // it is vital that this is never defined |
|
|
365 | |
|
|
366 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6); |
321 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5, A6); |
367 | |
322 | |
368 | klass *o; |
323 | private: |
369 | R (klass::*m)(A1, A2, A3, A4, A5, A6); |
|
|
370 | |
324 | |
371 | public: |
325 | void *self; |
|
|
326 | ptr_type func; |
|
|
327 | |
|
|
328 | protected: |
|
|
329 | |
|
|
330 | template<typename method> |
|
|
331 | struct thunktype; |
|
|
332 | |
372 | template<class O1, class O2> |
333 | template<class klass> |
373 | explicit callback6 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6)) |
334 | struct thunktype<R (klass::*)> |
374 | { |
335 | { |
375 | o = reinterpret_cast<klass *>(object); |
336 | typedef klass K; |
376 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6)>(method); |
|
|
377 | } |
337 | }; |
378 | |
338 | |
379 | // this works because a standards-compliant C++ compiler |
339 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5, A6)> |
380 | // basically can't help it: it doesn't have the knowledge |
340 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) |
381 | // required to miscompile (klass is not defined anywhere |
341 | { |
382 | // and nothing is known about the constructor arguments) :) |
342 | klass *obj = static_cast<klass *>(self); |
|
|
343 | return (obj->*method) (a1, a2, a3, a4, a5, a6); |
|
|
344 | } |
|
|
345 | |
|
|
346 | public: |
|
|
347 | template<class K, R (K::*method)(A1, A2, A3, A4, A5, A6)> |
|
|
348 | void set (K *object) |
|
|
349 | { |
|
|
350 | self = object; |
|
|
351 | func = thunk<K, method>; |
|
|
352 | } |
|
|
353 | |
383 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
354 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
384 | { |
355 | { |
385 | return (o->*m) (a1, a2, a3, a4, a5, a6); |
356 | return func (self, a1, a2, a3, a4, a5, a6); |
386 | } |
357 | } |
387 | |
358 | |
388 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
359 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
389 | { |
360 | { |
390 | return call (a1, a2, a3, a4, a5, a6); |
361 | return call (a1, a2, a3, a4, a5, a6); |
391 | } |
362 | } |
392 | }; |
363 | }; |
393 | |
364 | |
394 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
|
|
395 | struct callback_funtype_trait6 |
|
|
396 | { |
|
|
397 | static const int arity = 6; |
|
|
398 | typedef R type (A1, A2, A3, A4, A5, A6); |
|
|
399 | typedef R result_type; |
|
|
400 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; typedef A6 arg6_type; |
|
|
401 | }; |
|
|
402 | |
|
|
403 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
|
|
404 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5, A6)> : callback_funtype_trait6<R, A1, A2, A3, A4, A5, A6> |
|
|
405 | { |
|
|
406 | }; |
|
|
407 | |
|
|
408 | template<class signature> |
|
|
409 | struct callback_get_impl<6, signature> |
|
|
410 | { |
|
|
411 | typedef callback_funtype_trait<signature> T; |
|
|
412 | typedef callback6<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type, typename T::arg6_type> type; |
|
|
413 | }; |
|
|
414 | |
|
|
415 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
365 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
416 | class callback7 |
366 | struct callback<R (A1, A2, A3, A4, A5, A6, A7)> |
417 | { |
367 | { |
418 | struct klass; // it is vital that this is never defined |
|
|
419 | |
|
|
420 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6, A7); |
368 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5, A6, A7); |
421 | |
369 | |
422 | klass *o; |
370 | private: |
423 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7); |
|
|
424 | |
371 | |
425 | public: |
372 | void *self; |
|
|
373 | ptr_type func; |
|
|
374 | |
|
|
375 | protected: |
|
|
376 | |
|
|
377 | template<typename method> |
|
|
378 | struct thunktype; |
|
|
379 | |
426 | template<class O1, class O2> |
380 | template<class klass> |
427 | explicit callback7 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7)) |
381 | struct thunktype<R (klass::*)> |
428 | { |
382 | { |
429 | o = reinterpret_cast<klass *>(object); |
383 | typedef klass K; |
430 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7)>(method); |
|
|
431 | } |
384 | }; |
432 | |
385 | |
433 | // this works because a standards-compliant C++ compiler |
386 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5, A6, A7)> |
434 | // basically can't help it: it doesn't have the knowledge |
387 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) |
435 | // required to miscompile (klass is not defined anywhere |
388 | { |
436 | // and nothing is known about the constructor arguments) :) |
389 | klass *obj = static_cast<klass *>(self); |
|
|
390 | return (obj->*method) (a1, a2, a3, a4, a5, a6, a7); |
|
|
391 | } |
|
|
392 | |
|
|
393 | public: |
|
|
394 | template<class K, R (K::*method)(A1, A2, A3, A4, A5, A6, A7)> |
|
|
395 | void set (K *object) |
|
|
396 | { |
|
|
397 | self = object; |
|
|
398 | func = thunk<K, method>; |
|
|
399 | } |
|
|
400 | |
437 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
401 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
438 | { |
402 | { |
439 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7); |
403 | return func (self, a1, a2, a3, a4, a5, a6, a7); |
440 | } |
404 | } |
441 | |
405 | |
442 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
406 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
443 | { |
407 | { |
444 | return call (a1, a2, a3, a4, a5, a6, a7); |
408 | return call (a1, a2, a3, a4, a5, a6, a7); |
445 | } |
409 | } |
446 | }; |
410 | }; |
447 | |
411 | |
448 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
|
|
449 | struct callback_funtype_trait7 |
|
|
450 | { |
|
|
451 | static const int arity = 7; |
|
|
452 | typedef R type (A1, A2, A3, A4, A5, A6, A7); |
|
|
453 | typedef R result_type; |
|
|
454 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; typedef A6 arg6_type; typedef A7 arg7_type; |
|
|
455 | }; |
|
|
456 | |
|
|
457 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
|
|
458 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5, A6, A7)> : callback_funtype_trait7<R, A1, A2, A3, A4, A5, A6, A7> |
|
|
459 | { |
|
|
460 | }; |
|
|
461 | |
|
|
462 | template<class signature> |
|
|
463 | struct callback_get_impl<7, signature> |
|
|
464 | { |
|
|
465 | typedef callback_funtype_trait<signature> T; |
|
|
466 | typedef callback7<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type, typename T::arg6_type, typename T::arg7_type> type; |
|
|
467 | }; |
|
|
468 | |
|
|
469 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> |
412 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> |
470 | class callback8 |
413 | struct callback<R (A1, A2, A3, A4, A5, A6, A7, A8)> |
471 | { |
414 | { |
472 | struct klass; // it is vital that this is never defined |
|
|
473 | |
|
|
474 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6, A7, A8); |
415 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5, A6, A7, A8); |
475 | |
416 | |
476 | klass *o; |
417 | private: |
477 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8); |
|
|
478 | |
418 | |
479 | public: |
419 | void *self; |
|
|
420 | ptr_type func; |
|
|
421 | |
|
|
422 | protected: |
|
|
423 | |
|
|
424 | template<typename method> |
|
|
425 | struct thunktype; |
|
|
426 | |
480 | template<class O1, class O2> |
427 | template<class klass> |
481 | explicit callback8 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8)) |
428 | struct thunktype<R (klass::*)> |
482 | { |
429 | { |
483 | o = reinterpret_cast<klass *>(object); |
430 | typedef klass K; |
484 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8)>(method); |
|
|
485 | } |
431 | }; |
486 | |
432 | |
487 | // this works because a standards-compliant C++ compiler |
433 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5, A6, A7, A8)> |
488 | // basically can't help it: it doesn't have the knowledge |
434 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) |
489 | // required to miscompile (klass is not defined anywhere |
435 | { |
490 | // and nothing is known about the constructor arguments) :) |
436 | klass *obj = static_cast<klass *>(self); |
|
|
437 | return (obj->*method) (a1, a2, a3, a4, a5, a6, a7, a8); |
|
|
438 | } |
|
|
439 | |
|
|
440 | public: |
|
|
441 | template<class K, R (K::*method)(A1, A2, A3, A4, A5, A6, A7, A8)> |
|
|
442 | void set (K *object) |
|
|
443 | { |
|
|
444 | self = object; |
|
|
445 | func = thunk<K, method>; |
|
|
446 | } |
|
|
447 | |
491 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
448 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
492 | { |
449 | { |
493 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8); |
450 | return func (self, a1, a2, a3, a4, a5, a6, a7, a8); |
494 | } |
451 | } |
495 | |
452 | |
496 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
453 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
497 | { |
454 | { |
498 | return call (a1, a2, a3, a4, a5, a6, a7, a8); |
455 | return call (a1, a2, a3, a4, a5, a6, a7, a8); |
499 | } |
456 | } |
500 | }; |
457 | }; |
501 | |
458 | |
502 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> |
|
|
503 | struct callback_funtype_trait8 |
|
|
504 | { |
|
|
505 | static const int arity = 8; |
|
|
506 | typedef R type (A1, A2, A3, A4, A5, A6, A7, A8); |
|
|
507 | typedef R result_type; |
|
|
508 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; typedef A6 arg6_type; typedef A7 arg7_type; typedef A8 arg8_type; |
|
|
509 | }; |
|
|
510 | |
|
|
511 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> |
|
|
512 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5, A6, A7, A8)> : callback_funtype_trait8<R, A1, A2, A3, A4, A5, A6, A7, A8> |
|
|
513 | { |
|
|
514 | }; |
|
|
515 | |
|
|
516 | template<class signature> |
|
|
517 | struct callback_get_impl<8, signature> |
|
|
518 | { |
|
|
519 | typedef callback_funtype_trait<signature> T; |
|
|
520 | typedef callback8<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type, typename T::arg6_type, typename T::arg7_type, typename T::arg8_type> type; |
|
|
521 | }; |
|
|
522 | |
|
|
523 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9> |
459 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9> |
524 | class callback9 |
460 | struct callback<R (A1, A2, A3, A4, A5, A6, A7, A8, A9)> |
525 | { |
461 | { |
526 | struct klass; // it is vital that this is never defined |
|
|
527 | |
|
|
528 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6, A7, A8, A9); |
462 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5, A6, A7, A8, A9); |
529 | |
463 | |
530 | klass *o; |
464 | private: |
531 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8, A9); |
|
|
532 | |
465 | |
533 | public: |
466 | void *self; |
|
|
467 | ptr_type func; |
|
|
468 | |
|
|
469 | protected: |
|
|
470 | |
|
|
471 | template<typename method> |
|
|
472 | struct thunktype; |
|
|
473 | |
534 | template<class O1, class O2> |
474 | template<class klass> |
535 | explicit callback9 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9)) |
475 | struct thunktype<R (klass::*)> |
536 | { |
476 | { |
537 | o = reinterpret_cast<klass *>(object); |
477 | typedef klass K; |
538 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9)>(method); |
|
|
539 | } |
478 | }; |
540 | |
479 | |
541 | // this works because a standards-compliant C++ compiler |
480 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9)> |
542 | // basically can't help it: it doesn't have the knowledge |
481 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) |
543 | // required to miscompile (klass is not defined anywhere |
482 | { |
544 | // and nothing is known about the constructor arguments) :) |
483 | klass *obj = static_cast<klass *>(self); |
|
|
484 | return (obj->*method) (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
|
|
485 | } |
|
|
486 | |
|
|
487 | public: |
|
|
488 | template<class K, R (K::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9)> |
|
|
489 | void set (K *object) |
|
|
490 | { |
|
|
491 | self = object; |
|
|
492 | func = thunk<K, method>; |
|
|
493 | } |
|
|
494 | |
545 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
495 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
546 | { |
496 | { |
547 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
497 | return func (self, a1, a2, a3, a4, a5, a6, a7, a8, a9); |
548 | } |
498 | } |
549 | |
499 | |
550 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
500 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
551 | { |
501 | { |
552 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
502 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
553 | } |
503 | } |
554 | }; |
504 | }; |
555 | |
505 | |
556 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9> |
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557 | struct callback_funtype_trait9 |
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558 | { |
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559 | static const int arity = 9; |
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560 | typedef R type (A1, A2, A3, A4, A5, A6, A7, A8, A9); |
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561 | typedef R result_type; |
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562 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; typedef A6 arg6_type; typedef A7 arg7_type; typedef A8 arg8_type; typedef A9 arg9_type; |
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563 | }; |
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564 | |
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565 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9> |
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566 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5, A6, A7, A8, A9)> : callback_funtype_trait9<R, A1, A2, A3, A4, A5, A6, A7, A8, A9> |
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567 | { |
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568 | }; |
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569 | |
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570 | template<class signature> |
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571 | struct callback_get_impl<9, signature> |
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572 | { |
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573 | typedef callback_funtype_trait<signature> T; |
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574 | typedef callback9<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type, typename T::arg6_type, typename T::arg7_type, typename T::arg8_type, typename T::arg9_type> type; |
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575 | }; |
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576 | |
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577 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9, class A10> |
506 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9, class A10> |
578 | class callback10 |
507 | struct callback<R (A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)> |
579 | { |
508 | { |
580 | struct klass; // it is vital that this is never defined |
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581 | |
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582 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10); |
509 | typedef R (*ptr_type)(void *self, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10); |
583 | |
510 | |
584 | klass *o; |
511 | private: |
585 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10); |
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586 | |
512 | |
587 | public: |
513 | void *self; |
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514 | ptr_type func; |
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515 | |
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516 | protected: |
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517 | |
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518 | template<typename method> |
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519 | struct thunktype; |
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520 | |
588 | template<class O1, class O2> |
521 | template<class klass> |
589 | explicit callback10 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)) |
522 | struct thunktype<R (klass::*)> |
590 | { |
523 | { |
591 | o = reinterpret_cast<klass *>(object); |
524 | typedef klass K; |
592 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)>(method); |
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593 | } |
525 | }; |
594 | |
526 | |
595 | // this works because a standards-compliant C++ compiler |
527 | template<class klass, R (klass::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)> |
596 | // basically can't help it: it doesn't have the knowledge |
528 | static R thunk (void *self, A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) |
597 | // required to miscompile (klass is not defined anywhere |
529 | { |
598 | // and nothing is known about the constructor arguments) :) |
530 | klass *obj = static_cast<klass *>(self); |
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531 | return (obj->*method) (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
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532 | } |
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533 | |
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534 | public: |
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535 | template<class K, R (K::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)> |
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536 | void set (K *object) |
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537 | { |
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538 | self = object; |
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539 | func = thunk<K, method>; |
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540 | } |
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541 | |
599 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
542 | R call (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
600 | { |
543 | { |
601 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
544 | return func (self, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
602 | } |
545 | } |
603 | |
546 | |
604 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
547 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
605 | { |
548 | { |
606 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
549 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
607 | } |
550 | } |
608 | }; |
551 | }; |
609 | |
552 | |
610 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9, class A10> |
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611 | struct callback_funtype_trait10 |
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612 | { |
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613 | static const int arity = 10; |
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614 | typedef R type (A1, A2, A3, A4, A5, A6, A7, A8, A9, A10); |
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615 | typedef R result_type; |
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616 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; typedef A5 arg5_type; typedef A6 arg6_type; typedef A7 arg7_type; typedef A8 arg8_type; typedef A9 arg9_type; typedef A10 arg10_type; |
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617 | }; |
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618 | |
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619 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8, class A9, class A10> |
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620 | struct callback_funtype_trait<R (A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)> : callback_funtype_trait10<R, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10> |
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|
621 | { |
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|
622 | }; |
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623 | |
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624 | template<class signature> |
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625 | struct callback_get_impl<10, signature> |
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|
626 | { |
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627 | typedef callback_funtype_trait<signature> T; |
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628 | typedef callback10<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type, typename T::arg5_type, typename T::arg6_type, typename T::arg7_type, typename T::arg8_type, typename T::arg9_type, typename T::arg10_type> type; |
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629 | }; |
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630 | |
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631 | |
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632 | template<class signature> |
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633 | struct callback : callback_get_impl<callback_funtype_trait<signature>::arity, signature>::type |
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634 | { |
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635 | typedef typename callback_get_impl<callback_funtype_trait<signature>::arity, signature>::type base_type; |
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636 | |
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637 | template<class O, class M> |
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638 | explicit callback (O object, M method) |
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639 | : base_type (object, method) |
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640 | { |
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641 | } |
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642 | }; |
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643 | |
553 | |
644 | #endif |
554 | #endif |