1 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
1 | // THIS IS A GENERATED FILE: RUN callback.pl to regenerate it |
2 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
2 | // THIS IS A GENERATED FILE: callback.pl is part of the GVPE |
3 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
3 | // THIS IS A GENERATED FILE: distribution. |
4 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
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5 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
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6 | // THIS IS A GENERATED FILE, RUN callback.pl to regenerate it |
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7 | |
4 | |
8 | /* |
5 | /* |
9 | callback.h -- C++ callback mechanism |
6 | callback.h -- C++ callback mechanism |
10 | Copyright (C) 2003 Marc Lehmann <pcg@goof.com> |
7 | Copyright (C) 2003-2007 Marc Lehmann <pcg@goof.com> |
11 | |
8 | |
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9 | This file is part of GVPE. |
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10 | |
12 | This program is free software; you can redistribute it and/or modify |
11 | GVPE is free software; you can redistribute it and/or modify |
13 | it under the terms of the GNU General Public License as published by |
12 | it under the terms of the GNU General Public License as published by |
14 | the Free Software Foundation; either version 2 of the License, or |
13 | the Free Software Foundation; either version 2 of the License, or |
15 | (at your option) any later version. |
14 | (at your option) any later version. |
16 | |
15 | |
17 | This program is distributed in the hope that it will be useful, |
16 | This program is distributed in the hope that it will be useful, |
18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | GNU General Public License for more details. |
19 | GNU General Public License for more details. |
21 | |
20 | |
22 | You should have received a copy of the GNU General Public License |
21 | You should have received a copy of the GNU General Public License |
23 | along with this program; if not, write to the Free Software |
22 | along with gvpe; if not, write to the Free Software |
24 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
23 | Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
25 | */ |
24 | */ |
26 | |
25 | |
27 | #ifndef VPE_CALLBACK_H__ |
26 | #ifndef CALLBACK_H__ |
28 | #define VPE_CALLBACK_H__ |
27 | #define CALLBACK_H__ |
|
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28 | |
|
|
29 | #define CALLBACK_H_VERSION 3 |
|
|
30 | |
|
|
31 | template<class signature> |
|
|
32 | struct callback_funtype_trait; |
|
|
33 | |
|
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34 | template<int arity, class signature> |
|
|
35 | struct callback_get_impl; |
29 | |
36 | |
30 | template<class R> |
37 | template<class R> |
31 | class callback0 { |
38 | class callback0 |
32 | struct object { }; |
39 | { |
|
|
40 | struct klass; // it is vital that this is never defined |
33 | |
41 | |
34 | void *obj; |
42 | typedef R (klass::*ptr_type)(); |
35 | R (object::*meth)(); |
|
|
36 | |
43 | |
37 | /* a proxy is a kind of recipe on how to call a specific class method */ |
44 | klass *o; |
38 | struct proxy_base { |
45 | R (klass::*m)(); |
39 | virtual R call (void *obj, R (object::*meth)()) = 0; |
|
|
40 | }; |
|
|
41 | template<class O1, class O2> |
|
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42 | struct proxy : proxy_base { |
|
|
43 | virtual R call (void *obj, R (object::*meth)()) |
|
|
44 | { |
|
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45 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)()>(meth))) |
|
|
46 | (); |
|
|
47 | } |
|
|
48 | }; |
|
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49 | |
46 | |
50 | proxy_base *prxy; |
|
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51 | |
|
|
52 | public: |
47 | public: |
53 | template<class O1, class O2> |
48 | template<class O1, class O2> |
54 | callback0 (O1 *object, R (O2::*method)()) |
49 | explicit callback0 (O1 *object, R (O2::*method)()) |
55 | { |
50 | { |
56 | static proxy<O1,O2> p; |
|
|
57 | obj = reinterpret_cast<void *>(object); |
51 | o = reinterpret_cast<klass *>(object); |
58 | meth = reinterpret_cast<R (object::*)()>(method); |
52 | m = reinterpret_cast<R (klass::*)()>(method); |
59 | prxy = &p; |
|
|
60 | } |
53 | } |
61 | |
54 | |
|
|
55 | // this works because a standards-compliant C++ compiler |
|
|
56 | // basically can't help it: it doesn't have the knowledge |
|
|
57 | // required to miscompile (klass is not defined anywhere |
|
|
58 | // and nothing is known about the constructor arguments) :) |
62 | R call() const |
59 | R call() const |
63 | { |
60 | { |
64 | return prxy->call (obj, meth); |
61 | return (o->*m) (); |
65 | } |
62 | } |
66 | |
63 | |
67 | R operator ()() const |
64 | R operator ()() const |
68 | { |
65 | { |
69 | return call (); |
66 | return call (); |
70 | } |
67 | } |
71 | }; |
68 | }; |
72 | |
69 | |
|
|
70 | template<class R> |
|
|
71 | struct callback_funtype_trait0 |
|
|
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 | |
|
|
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 | |
73 | template<class R, class A1> |
91 | template<class R, class A1> |
74 | class callback1 { |
92 | class callback1 |
75 | struct object { }; |
93 | { |
|
|
94 | struct klass; // it is vital that this is never defined |
76 | |
95 | |
77 | void *obj; |
96 | typedef R (klass::*ptr_type)(A1); |
78 | R (object::*meth)(A1); |
|
|
79 | |
97 | |
80 | /* a proxy is a kind of recipe on how to call a specific class method */ |
98 | klass *o; |
81 | struct proxy_base { |
99 | R (klass::*m)(A1); |
82 | virtual R call (void *obj, R (object::*meth)(A1), A1 a1) = 0; |
|
|
83 | }; |
|
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84 | template<class O1, class O2> |
|
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85 | struct proxy : proxy_base { |
|
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86 | virtual R call (void *obj, R (object::*meth)(A1), A1 a1) |
|
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87 | { |
|
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88 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1)>(meth))) |
|
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89 | (a1); |
|
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90 | } |
|
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91 | }; |
|
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92 | |
100 | |
93 | proxy_base *prxy; |
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94 | |
|
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95 | public: |
101 | public: |
96 | template<class O1, class O2> |
102 | template<class O1, class O2> |
97 | callback1 (O1 *object, R (O2::*method)(A1)) |
103 | explicit callback1 (O1 *object, R (O2::*method)(A1)) |
98 | { |
104 | { |
99 | static proxy<O1,O2> p; |
|
|
100 | obj = reinterpret_cast<void *>(object); |
105 | o = reinterpret_cast<klass *>(object); |
101 | meth = reinterpret_cast<R (object::*)(A1)>(method); |
106 | m = reinterpret_cast<R (klass::*)(A1)>(method); |
102 | prxy = &p; |
|
|
103 | } |
107 | } |
104 | |
108 | |
|
|
109 | // this works because a standards-compliant C++ compiler |
|
|
110 | // basically can't help it: it doesn't have the knowledge |
|
|
111 | // required to miscompile (klass is not defined anywhere |
|
|
112 | // and nothing is known about the constructor arguments) :) |
105 | R call(A1 a1) const |
113 | R call(A1 a1) const |
106 | { |
114 | { |
107 | return prxy->call (obj, meth, a1); |
115 | return (o->*m) (a1); |
108 | } |
116 | } |
109 | |
117 | |
110 | R operator ()(A1 a1) const |
118 | R operator ()(A1 a1) const |
111 | { |
119 | { |
112 | return call (a1); |
120 | return call (a1); |
113 | } |
121 | } |
114 | }; |
122 | }; |
115 | |
123 | |
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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 | |
116 | template<class R, class A1, class A2> |
145 | template<class R, class A1, class A2> |
117 | class callback2 { |
146 | class callback2 |
118 | struct object { }; |
147 | { |
|
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148 | struct klass; // it is vital that this is never defined |
119 | |
149 | |
120 | void *obj; |
150 | typedef R (klass::*ptr_type)(A1, A2); |
121 | R (object::*meth)(A1, A2); |
|
|
122 | |
151 | |
123 | /* a proxy is a kind of recipe on how to call a specific class method */ |
152 | klass *o; |
124 | struct proxy_base { |
153 | R (klass::*m)(A1, A2); |
125 | virtual R call (void *obj, R (object::*meth)(A1, A2), A1 a1, A2 a2) = 0; |
|
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126 | }; |
|
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127 | template<class O1, class O2> |
|
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128 | struct proxy : proxy_base { |
|
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129 | virtual R call (void *obj, R (object::*meth)(A1, A2), A1 a1, A2 a2) |
|
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130 | { |
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131 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2)>(meth))) |
|
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132 | (a1, a2); |
|
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133 | } |
|
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134 | }; |
|
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135 | |
154 | |
136 | proxy_base *prxy; |
|
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137 | |
|
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138 | public: |
155 | public: |
139 | template<class O1, class O2> |
156 | template<class O1, class O2> |
140 | callback2 (O1 *object, R (O2::*method)(A1, A2)) |
157 | explicit callback2 (O1 *object, R (O2::*method)(A1, A2)) |
141 | { |
158 | { |
142 | static proxy<O1,O2> p; |
|
|
143 | obj = reinterpret_cast<void *>(object); |
159 | o = reinterpret_cast<klass *>(object); |
144 | meth = reinterpret_cast<R (object::*)(A1, A2)>(method); |
160 | m = reinterpret_cast<R (klass::*)(A1, A2)>(method); |
145 | prxy = &p; |
|
|
146 | } |
161 | } |
147 | |
162 | |
|
|
163 | // this works because a standards-compliant C++ compiler |
|
|
164 | // basically can't help it: it doesn't have the knowledge |
|
|
165 | // required to miscompile (klass is not defined anywhere |
|
|
166 | // and nothing is known about the constructor arguments) :) |
148 | R call(A1 a1, A2 a2) const |
167 | R call(A1 a1, A2 a2) const |
149 | { |
168 | { |
150 | return prxy->call (obj, meth, a1, a2); |
169 | return (o->*m) (a1, a2); |
151 | } |
170 | } |
152 | |
171 | |
153 | R operator ()(A1 a1, A2 a2) const |
172 | R operator ()(A1 a1, A2 a2) const |
154 | { |
173 | { |
155 | return call (a1, a2); |
174 | return call (a1, a2); |
156 | } |
175 | } |
157 | }; |
176 | }; |
158 | |
177 | |
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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 | |
159 | template<class R, class A1, class A2, class A3> |
199 | template<class R, class A1, class A2, class A3> |
160 | class callback3 { |
200 | class callback3 |
161 | struct object { }; |
201 | { |
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202 | struct klass; // it is vital that this is never defined |
162 | |
203 | |
163 | void *obj; |
204 | typedef R (klass::*ptr_type)(A1, A2, A3); |
|
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205 | |
|
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206 | klass *o; |
164 | R (object::*meth)(A1, A2, A3); |
207 | R (klass::*m)(A1, A2, A3); |
165 | |
208 | |
166 | /* a proxy is a kind of recipe on how to call a specific class method */ |
|
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167 | struct proxy_base { |
|
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168 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3), A1 a1, A2 a2, A3 a3) = 0; |
|
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169 | }; |
|
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170 | template<class O1, class O2> |
|
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171 | struct proxy : proxy_base { |
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172 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3), A1 a1, A2 a2, A3 a3) |
|
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173 | { |
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174 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2, A3)>(meth))) |
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175 | (a1, a2, a3); |
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176 | } |
|
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177 | }; |
|
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178 | |
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179 | proxy_base *prxy; |
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180 | |
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181 | public: |
209 | public: |
182 | template<class O1, class O2> |
210 | template<class O1, class O2> |
183 | callback3 (O1 *object, R (O2::*method)(A1, A2, A3)) |
211 | explicit callback3 (O1 *object, R (O2::*method)(A1, A2, A3)) |
184 | { |
212 | { |
185 | static proxy<O1,O2> p; |
|
|
186 | obj = reinterpret_cast<void *>(object); |
213 | o = reinterpret_cast<klass *>(object); |
187 | meth = reinterpret_cast<R (object::*)(A1, A2, A3)>(method); |
214 | m = reinterpret_cast<R (klass::*)(A1, A2, A3)>(method); |
188 | prxy = &p; |
|
|
189 | } |
215 | } |
190 | |
216 | |
|
|
217 | // this works because a standards-compliant C++ compiler |
|
|
218 | // basically can't help it: it doesn't have the knowledge |
|
|
219 | // required to miscompile (klass is not defined anywhere |
|
|
220 | // and nothing is known about the constructor arguments) :) |
191 | R call(A1 a1, A2 a2, A3 a3) const |
221 | R call(A1 a1, A2 a2, A3 a3) const |
192 | { |
222 | { |
193 | return prxy->call (obj, meth, a1, a2, a3); |
223 | return (o->*m) (a1, a2, a3); |
194 | } |
224 | } |
195 | |
225 | |
196 | R operator ()(A1 a1, A2 a2, A3 a3) const |
226 | R operator ()(A1 a1, A2 a2, A3 a3) const |
197 | { |
227 | { |
198 | return call (a1, a2, a3); |
228 | return call (a1, a2, a3); |
199 | } |
229 | } |
200 | }; |
230 | }; |
201 | |
231 | |
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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; |
|
|
239 | }; |
|
|
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> |
|
|
243 | { |
|
|
244 | }; |
|
|
245 | |
|
|
246 | template<class signature> |
|
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247 | struct callback_get_impl<3, signature> |
|
|
248 | { |
|
|
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; |
|
|
251 | }; |
|
|
252 | |
202 | template<class R, class A1, class A2, class A3, class A4> |
253 | template<class R, class A1, class A2, class A3, class A4> |
203 | class callback4 { |
254 | class callback4 |
204 | struct object { }; |
255 | { |
|
|
256 | struct klass; // it is vital that this is never defined |
205 | |
257 | |
206 | void *obj; |
258 | typedef R (klass::*ptr_type)(A1, A2, A3, A4); |
|
|
259 | |
|
|
260 | klass *o; |
207 | R (object::*meth)(A1, A2, A3, A4); |
261 | R (klass::*m)(A1, A2, A3, A4); |
208 | |
262 | |
209 | /* a proxy is a kind of recipe on how to call a specific class method */ |
|
|
210 | struct proxy_base { |
|
|
211 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4), A1 a1, A2 a2, A3 a3, A4 a4) = 0; |
|
|
212 | }; |
|
|
213 | template<class O1, class O2> |
|
|
214 | struct proxy : proxy_base { |
|
|
215 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4), A1 a1, A2 a2, A3 a3, A4 a4) |
|
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216 | { |
|
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217 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2, A3, A4)>(meth))) |
|
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218 | (a1, a2, a3, a4); |
|
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219 | } |
|
|
220 | }; |
|
|
221 | |
|
|
222 | proxy_base *prxy; |
|
|
223 | |
|
|
224 | public: |
263 | public: |
225 | template<class O1, class O2> |
264 | template<class O1, class O2> |
226 | callback4 (O1 *object, R (O2::*method)(A1, A2, A3, A4)) |
265 | explicit callback4 (O1 *object, R (O2::*method)(A1, A2, A3, A4)) |
227 | { |
266 | { |
228 | static proxy<O1,O2> p; |
|
|
229 | obj = reinterpret_cast<void *>(object); |
267 | o = reinterpret_cast<klass *>(object); |
230 | meth = reinterpret_cast<R (object::*)(A1, A2, A3, A4)>(method); |
268 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4)>(method); |
231 | prxy = &p; |
|
|
232 | } |
269 | } |
233 | |
270 | |
|
|
271 | // this works because a standards-compliant C++ compiler |
|
|
272 | // basically can't help it: it doesn't have the knowledge |
|
|
273 | // required to miscompile (klass is not defined anywhere |
|
|
274 | // and nothing is known about the constructor arguments) :) |
234 | R call(A1 a1, A2 a2, A3 a3, A4 a4) const |
275 | R call(A1 a1, A2 a2, A3 a3, A4 a4) const |
235 | { |
276 | { |
236 | return prxy->call (obj, meth, a1, a2, a3, a4); |
277 | return (o->*m) (a1, a2, a3, a4); |
237 | } |
278 | } |
238 | |
279 | |
239 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4) const |
280 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4) const |
240 | { |
281 | { |
241 | return call (a1, a2, a3, a4); |
282 | return call (a1, a2, a3, a4); |
242 | } |
283 | } |
243 | }; |
284 | }; |
244 | |
285 | |
|
|
286 | template<class R, class A1, class A2, class A3, class A4> |
|
|
287 | struct callback_funtype_trait4 |
|
|
288 | { |
|
|
289 | static const int arity = 4; |
|
|
290 | typedef R type (A1, A2, A3, A4); |
|
|
291 | typedef R result_type; |
|
|
292 | typedef A1 arg1_type; typedef A2 arg2_type; typedef A3 arg3_type; typedef A4 arg4_type; |
|
|
293 | }; |
|
|
294 | |
|
|
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> |
|
|
297 | { |
|
|
298 | }; |
|
|
299 | |
|
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300 | template<class signature> |
|
|
301 | struct callback_get_impl<4, signature> |
|
|
302 | { |
|
|
303 | typedef callback_funtype_trait<signature> T; |
|
|
304 | typedef callback4<typename T::result_type, typename T::arg1_type, typename T::arg2_type, typename T::arg3_type, typename T::arg4_type> type; |
|
|
305 | }; |
|
|
306 | |
245 | template<class R, class A1, class A2, class A3, class A4, class A5> |
307 | template<class R, class A1, class A2, class A3, class A4, class A5> |
246 | class callback5 { |
308 | class callback5 |
247 | struct object { }; |
309 | { |
|
|
310 | struct klass; // it is vital that this is never defined |
248 | |
311 | |
249 | void *obj; |
312 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5); |
|
|
313 | |
|
|
314 | klass *o; |
250 | R (object::*meth)(A1, A2, A3, A4, A5); |
315 | R (klass::*m)(A1, A2, A3, A4, A5); |
251 | |
316 | |
252 | /* a proxy is a kind of recipe on how to call a specific class method */ |
|
|
253 | struct proxy_base { |
|
|
254 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) = 0; |
|
|
255 | }; |
|
|
256 | template<class O1, class O2> |
|
|
257 | struct proxy : proxy_base { |
|
|
258 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) |
|
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259 | { |
|
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260 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2, A3, A4, A5)>(meth))) |
|
|
261 | (a1, a2, a3, a4, a5); |
|
|
262 | } |
|
|
263 | }; |
|
|
264 | |
|
|
265 | proxy_base *prxy; |
|
|
266 | |
|
|
267 | public: |
317 | public: |
268 | template<class O1, class O2> |
318 | template<class O1, class O2> |
269 | callback5 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5)) |
319 | explicit callback5 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5)) |
270 | { |
320 | { |
271 | static proxy<O1,O2> p; |
|
|
272 | obj = reinterpret_cast<void *>(object); |
321 | o = reinterpret_cast<klass *>(object); |
273 | meth = reinterpret_cast<R (object::*)(A1, A2, A3, A4, A5)>(method); |
322 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5)>(method); |
274 | prxy = &p; |
|
|
275 | } |
323 | } |
276 | |
324 | |
|
|
325 | // this works because a standards-compliant C++ compiler |
|
|
326 | // basically can't help it: it doesn't have the knowledge |
|
|
327 | // required to miscompile (klass is not defined anywhere |
|
|
328 | // and nothing is known about the constructor arguments) :) |
277 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
329 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
278 | { |
330 | { |
279 | return prxy->call (obj, meth, a1, a2, a3, a4, a5); |
331 | return (o->*m) (a1, a2, a3, a4, a5); |
280 | } |
332 | } |
281 | |
333 | |
282 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
334 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5) const |
283 | { |
335 | { |
284 | return call (a1, a2, a3, a4, a5); |
336 | return call (a1, a2, a3, a4, a5); |
285 | } |
337 | } |
286 | }; |
338 | }; |
287 | |
339 | |
|
|
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 | |
288 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
361 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6> |
289 | class callback6 { |
362 | class callback6 |
290 | struct object { }; |
363 | { |
|
|
364 | struct klass; // it is vital that this is never defined |
291 | |
365 | |
292 | void *obj; |
366 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6); |
|
|
367 | |
|
|
368 | klass *o; |
293 | R (object::*meth)(A1, A2, A3, A4, A5, A6); |
369 | R (klass::*m)(A1, A2, A3, A4, A5, A6); |
294 | |
370 | |
295 | /* a proxy is a kind of recipe on how to call a specific class method */ |
|
|
296 | struct proxy_base { |
|
|
297 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5, A6), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) = 0; |
|
|
298 | }; |
|
|
299 | template<class O1, class O2> |
|
|
300 | struct proxy : proxy_base { |
|
|
301 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5, A6), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) |
|
|
302 | { |
|
|
303 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2, A3, A4, A5, A6)>(meth))) |
|
|
304 | (a1, a2, a3, a4, a5, a6); |
|
|
305 | } |
|
|
306 | }; |
|
|
307 | |
|
|
308 | proxy_base *prxy; |
|
|
309 | |
|
|
310 | public: |
371 | public: |
311 | template<class O1, class O2> |
372 | template<class O1, class O2> |
312 | callback6 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6)) |
373 | explicit callback6 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6)) |
313 | { |
374 | { |
314 | static proxy<O1,O2> p; |
|
|
315 | obj = reinterpret_cast<void *>(object); |
375 | o = reinterpret_cast<klass *>(object); |
316 | meth = reinterpret_cast<R (object::*)(A1, A2, A3, A4, A5, A6)>(method); |
376 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6)>(method); |
317 | prxy = &p; |
|
|
318 | } |
377 | } |
319 | |
378 | |
|
|
379 | // this works because a standards-compliant C++ compiler |
|
|
380 | // basically can't help it: it doesn't have the knowledge |
|
|
381 | // required to miscompile (klass is not defined anywhere |
|
|
382 | // and nothing is known about the constructor arguments) :) |
320 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
383 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
321 | { |
384 | { |
322 | return prxy->call (obj, meth, a1, a2, a3, a4, a5, a6); |
385 | return (o->*m) (a1, a2, a3, a4, a5, a6); |
323 | } |
386 | } |
324 | |
387 | |
325 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
388 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6) const |
326 | { |
389 | { |
327 | return call (a1, a2, a3, a4, a5, a6); |
390 | return call (a1, a2, a3, a4, a5, a6); |
328 | } |
391 | } |
329 | }; |
392 | }; |
330 | |
393 | |
|
|
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 | |
331 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
415 | template<class R, class A1, class A2, class A3, class A4, class A5, class A6, class A7> |
332 | class callback7 { |
416 | class callback7 |
333 | struct object { }; |
417 | { |
|
|
418 | struct klass; // it is vital that this is never defined |
334 | |
419 | |
335 | void *obj; |
420 | typedef R (klass::*ptr_type)(A1, A2, A3, A4, A5, A6, A7); |
|
|
421 | |
|
|
422 | klass *o; |
336 | R (object::*meth)(A1, A2, A3, A4, A5, A6, A7); |
423 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7); |
337 | |
424 | |
338 | /* a proxy is a kind of recipe on how to call a specific class method */ |
|
|
339 | struct proxy_base { |
|
|
340 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5, A6, A7), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) = 0; |
|
|
341 | }; |
|
|
342 | template<class O1, class O2> |
|
|
343 | struct proxy : proxy_base { |
|
|
344 | virtual R call (void *obj, R (object::*meth)(A1, A2, A3, A4, A5, A6, A7), A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) |
|
|
345 | { |
|
|
346 | ((reinterpret_cast<O1 *>(obj)) ->* (reinterpret_cast<R (O2::*)(A1, A2, A3, A4, A5, A6, A7)>(meth))) |
|
|
347 | (a1, a2, a3, a4, a5, a6, a7); |
|
|
348 | } |
|
|
349 | }; |
|
|
350 | |
|
|
351 | proxy_base *prxy; |
|
|
352 | |
|
|
353 | public: |
425 | public: |
354 | template<class O1, class O2> |
426 | template<class O1, class O2> |
355 | callback7 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7)) |
427 | explicit callback7 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7)) |
356 | { |
428 | { |
357 | static proxy<O1,O2> p; |
|
|
358 | obj = reinterpret_cast<void *>(object); |
429 | o = reinterpret_cast<klass *>(object); |
359 | meth = reinterpret_cast<R (object::*)(A1, A2, A3, A4, A5, A6, A7)>(method); |
430 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7)>(method); |
360 | prxy = &p; |
|
|
361 | } |
431 | } |
362 | |
432 | |
|
|
433 | // this works because a standards-compliant C++ compiler |
|
|
434 | // basically can't help it: it doesn't have the knowledge |
|
|
435 | // required to miscompile (klass is not defined anywhere |
|
|
436 | // and nothing is known about the constructor arguments) :) |
363 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
437 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
364 | { |
438 | { |
365 | return prxy->call (obj, meth, a1, a2, a3, a4, a5, a6, a7); |
439 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7); |
366 | } |
440 | } |
367 | |
441 | |
368 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
442 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7) const |
369 | { |
443 | { |
370 | return call (a1, a2, a3, a4, a5, a6, a7); |
444 | return call (a1, a2, a3, a4, a5, a6, a7); |
371 | } |
445 | } |
|
|
446 | }; |
|
|
447 | |
|
|
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> |
|
|
470 | class callback8 |
|
|
471 | { |
|
|
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); |
|
|
475 | |
|
|
476 | klass *o; |
|
|
477 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8); |
|
|
478 | |
|
|
479 | public: |
|
|
480 | template<class O1, class O2> |
|
|
481 | explicit callback8 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8)) |
|
|
482 | { |
|
|
483 | o = reinterpret_cast<klass *>(object); |
|
|
484 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8)>(method); |
|
|
485 | } |
|
|
486 | |
|
|
487 | // this works because a standards-compliant C++ compiler |
|
|
488 | // basically can't help it: it doesn't have the knowledge |
|
|
489 | // required to miscompile (klass is not defined anywhere |
|
|
490 | // and nothing is known about the constructor arguments) :) |
|
|
491 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
|
|
492 | { |
|
|
493 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8); |
|
|
494 | } |
|
|
495 | |
|
|
496 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8) const |
|
|
497 | { |
|
|
498 | return call (a1, a2, a3, a4, a5, a6, a7, a8); |
|
|
499 | } |
|
|
500 | }; |
|
|
501 | |
|
|
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> |
|
|
524 | class callback9 |
|
|
525 | { |
|
|
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); |
|
|
529 | |
|
|
530 | klass *o; |
|
|
531 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8, A9); |
|
|
532 | |
|
|
533 | public: |
|
|
534 | template<class O1, class O2> |
|
|
535 | explicit callback9 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9)) |
|
|
536 | { |
|
|
537 | o = reinterpret_cast<klass *>(object); |
|
|
538 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9)>(method); |
|
|
539 | } |
|
|
540 | |
|
|
541 | // this works because a standards-compliant C++ compiler |
|
|
542 | // basically can't help it: it doesn't have the knowledge |
|
|
543 | // required to miscompile (klass is not defined anywhere |
|
|
544 | // and nothing is known about the constructor arguments) :) |
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545 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
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546 | { |
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547 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
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548 | } |
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549 | |
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550 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9) const |
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551 | { |
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552 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9); |
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553 | } |
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554 | }; |
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555 | |
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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> |
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578 | class callback10 |
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579 | { |
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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); |
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583 | |
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584 | klass *o; |
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585 | R (klass::*m)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10); |
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586 | |
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587 | public: |
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588 | template<class O1, class O2> |
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589 | explicit callback10 (O1 *object, R (O2::*method)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)) |
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590 | { |
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591 | o = reinterpret_cast<klass *>(object); |
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592 | m = reinterpret_cast<R (klass::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9, A10)>(method); |
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593 | } |
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594 | |
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595 | // this works because a standards-compliant C++ compiler |
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596 | // basically can't help it: it doesn't have the knowledge |
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597 | // required to miscompile (klass is not defined anywhere |
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598 | // and nothing is known about the constructor arguments) :) |
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599 | R call(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
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600 | { |
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601 | return (o->*m) (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
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602 | } |
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603 | |
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604 | R operator ()(A1 a1, A2 a2, A3 a3, A4 a4, A5 a5, A6 a6, A7 a7, A8 a8, A9 a9, A10 a10) const |
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605 | { |
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606 | return call (a1, a2, a3, a4, a5, a6, a7, a8, a9, a10); |
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607 | } |
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608 | }; |
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609 | |
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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 | } |
372 | }; |
642 | }; |
373 | |
643 | |
374 | #endif |
644 | #endif |