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0cc66b6c VZ |
1 | /* |
2 | * Name: wx/dlimpexp.h | |
3 | * Purpose: Macros for declaring DLL-imported/exported functions | |
4 | * Author: Vadim Zeitlin | |
5 | * Modified by: | |
6 | * Created: 16.10.2003 (extracted from wx/defs.h) | |
7 | * RCS-ID: $Id$ | |
77ffb593 | 8 | * Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org> |
65571936 | 9 | * Licence: wxWindows licence |
0cc66b6c VZ |
10 | */ |
11 | ||
12 | /* | |
13 | This is a C file, not C++ one, do not use C++ comments here! | |
14 | */ | |
15 | ||
16 | #ifndef _WX_DLIMPEXP_H_ | |
17 | #define _WX_DLIMPEXP_H_ | |
18 | ||
b9d4eff6 VS |
19 | #if defined(HAVE_VISIBILITY) |
20 | # define WXEXPORT __attribute__ ((visibility("default"))) | |
21 | # define WXIMPORT __attribute__ ((visibility("default"))) | |
22 | #elif defined(__WINDOWS__) | |
0cc66b6c VZ |
23 | /* |
24 | __declspec works in BC++ 5 and later, Watcom C++ 11.0 and later as well | |
25 | as VC++ and gcc | |
26 | */ | |
27 | # if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__GNUC__) || defined(__WATCOMC__) | |
28 | # define WXEXPORT __declspec(dllexport) | |
29 | # define WXIMPORT __declspec(dllimport) | |
30 | # else /* compiler doesn't support __declspec() */ | |
31 | # define WXEXPORT | |
32 | # define WXIMPORT | |
33 | # endif | |
34 | #elif defined(__WXPM__) | |
35 | # if defined (__WATCOMC__) | |
36 | # define WXEXPORT __declspec(dllexport) | |
37 | /* | |
38 | __declspec(dllimport) prepends __imp to imported symbols. We do NOT | |
39 | want that! | |
40 | */ | |
41 | # define WXIMPORT | |
fd928524 DW |
42 | # elif defined(__EMX__) |
43 | # define WXEXPORT | |
44 | # define WXIMPORT | |
0cc66b6c VZ |
45 | # elif (!(defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 ))) |
46 | # define WXEXPORT _Export | |
47 | # define WXIMPORT _Export | |
48 | # endif | |
49 | #elif defined(__WXMAC__) || defined(__WXCOCOA__) | |
50 | # ifdef __MWERKS__ | |
51 | # define WXEXPORT __declspec(export) | |
52 | # define WXIMPORT __declspec(import) | |
53 | # endif | |
7275146d MW |
54 | #elif defined(__CYGWIN__) |
55 | # define WXEXPORT __declspec(dllexport) | |
56 | # define WXIMPORT __declspec(dllimport) | |
0cc66b6c VZ |
57 | #endif |
58 | ||
59 | /* for other platforms/compilers we don't anything */ | |
60 | #ifndef WXEXPORT | |
61 | # define WXEXPORT | |
62 | # define WXIMPORT | |
63 | #endif | |
64 | ||
65 | /* | |
77ffb593 | 66 | We support building wxWidgets as a set of several libraries but we don't |
0cc66b6c VZ |
67 | support arbitrary combinations of libs/DLLs: either we build all of them as |
68 | DLLs (in which case WXMAKINGDLL is defined) or none (it isn't). | |
69 | ||
53a2db12 | 70 | However we have a problem because we need separate WXDLLIMPEXP versions for |
0cc66b6c VZ |
71 | different libraries as, for example, wxString class should be dllexported |
72 | when compiled in wxBase and dllimported otherwise, so we do define separate | |
73 | WXMAKING/USINGDLL_XYZ constants for each component XYZ. | |
74 | */ | |
75 | #ifdef WXMAKINGDLL | |
76 | # if wxUSE_BASE | |
77 | # define WXMAKINGDLL_BASE | |
78 | # endif | |
79 | ||
80 | # define WXMAKINGDLL_NET | |
81 | # define WXMAKINGDLL_CORE | |
82 | # define WXMAKINGDLL_ADV | |
f5a9eef7 | 83 | # define WXMAKINGDLL_QA |
0cc66b6c | 84 | # define WXMAKINGDLL_HTML |
0ae4d121 | 85 | # define WXMAKINGDLL_GL |
0cc66b6c | 86 | # define WXMAKINGDLL_XML |
c846884b | 87 | # define WXMAKINGDLL_XRC |
5e4903f5 | 88 | # define WXMAKINGDLL_AUI |
3b2cb431 | 89 | # define WXMAKINGDLL_RICHTEXT |
c220a8ec | 90 | # define WXMAKINGDLL_MEDIA |
c079af66 | 91 | # define WXMAKINGDLL_STC |
0cc66b6c VZ |
92 | #endif /* WXMAKINGDLL */ |
93 | ||
94 | /* | |
53a2db12 | 95 | WXDLLIMPEXP_CORE maps to export declaration when building the DLL, to import |
0cc66b6c VZ |
96 | declaration if using it or to nothing at all if we don't use wxWin as DLL |
97 | */ | |
98 | #ifdef WXMAKINGDLL_BASE | |
99 | # define WXDLLIMPEXP_BASE WXEXPORT | |
100 | # define WXDLLIMPEXP_DATA_BASE(type) WXEXPORT type | |
5f9c3802 SC |
101 | # if defined(HAVE_VISIBILITY) |
102 | # define WXDLLIMPEXP_INLINE_BASE WXEXPORT | |
103 | # else | |
104 | # define WXDLLIMPEXP_INLINE_BASE | |
105 | # endif | |
0cc66b6c VZ |
106 | #elif defined(WXUSINGDLL) |
107 | # define WXDLLIMPEXP_BASE WXIMPORT | |
108 | # define WXDLLIMPEXP_DATA_BASE(type) WXIMPORT type | |
5f9c3802 SC |
109 | # if defined(HAVE_VISIBILITY) |
110 | # define WXDLLIMPEXP_INLINE_BASE WXIMPORT | |
111 | # else | |
112 | # define WXDLLIMPEXP_INLINE_BASE | |
113 | # endif | |
0cc66b6c VZ |
114 | #else /* not making nor using DLL */ |
115 | # define WXDLLIMPEXP_BASE | |
116 | # define WXDLLIMPEXP_DATA_BASE(type) type | |
5f9c3802 | 117 | # define WXDLLIMPEXP_INLINE_BASE |
0cc66b6c VZ |
118 | #endif |
119 | ||
120 | #ifdef WXMAKINGDLL_NET | |
121 | # define WXDLLIMPEXP_NET WXEXPORT | |
122 | # define WXDLLIMPEXP_DATA_NET(type) WXEXPORT type | |
123 | #elif defined(WXUSINGDLL) | |
124 | # define WXDLLIMPEXP_NET WXIMPORT | |
125 | # define WXDLLIMPEXP_DATA_NET(type) WXIMPORT type | |
126 | #else /* not making nor using DLL */ | |
127 | # define WXDLLIMPEXP_NET | |
128 | # define WXDLLIMPEXP_DATA_NET(type) type | |
129 | #endif | |
130 | ||
131 | #ifdef WXMAKINGDLL_CORE | |
132 | # define WXDLLIMPEXP_CORE WXEXPORT | |
133 | # define WXDLLIMPEXP_DATA_CORE(type) WXEXPORT type | |
134 | #elif defined(WXUSINGDLL) | |
135 | # define WXDLLIMPEXP_CORE WXIMPORT | |
136 | # define WXDLLIMPEXP_DATA_CORE(type) WXIMPORT type | |
137 | #else /* not making nor using DLL */ | |
138 | # define WXDLLIMPEXP_CORE | |
139 | # define WXDLLIMPEXP_DATA_CORE(type) type | |
140 | #endif | |
141 | ||
142 | #ifdef WXMAKINGDLL_ADV | |
143 | # define WXDLLIMPEXP_ADV WXEXPORT | |
144 | # define WXDLLIMPEXP_DATA_ADV(type) WXEXPORT type | |
145 | #elif defined(WXUSINGDLL) | |
146 | # define WXDLLIMPEXP_ADV WXIMPORT | |
147 | # define WXDLLIMPEXP_DATA_ADV(type) WXIMPORT type | |
148 | #else /* not making nor using DLL */ | |
149 | # define WXDLLIMPEXP_ADV | |
150 | # define WXDLLIMPEXP_DATA_ADV(type) type | |
151 | #endif | |
152 | ||
61639efb VZ |
153 | #ifdef WXMAKINGDLL_QA |
154 | # define WXDLLIMPEXP_QA WXEXPORT | |
155 | # define WXDLLIMPEXP_DATA_QA(type) WXEXPORT type | |
156 | #elif defined(WXUSINGDLL) | |
157 | # define WXDLLIMPEXP_QA WXIMPORT | |
158 | # define WXDLLIMPEXP_DATA_QA(type) WXIMPORT type | |
159 | #else /* not making nor using DLL */ | |
160 | # define WXDLLIMPEXP_QA | |
161 | # define WXDLLIMPEXP_DATA_QA(type) type | |
162 | #endif | |
163 | ||
0cc66b6c VZ |
164 | #ifdef WXMAKINGDLL_HTML |
165 | # define WXDLLIMPEXP_HTML WXEXPORT | |
166 | # define WXDLLIMPEXP_DATA_HTML(type) WXEXPORT type | |
167 | #elif defined(WXUSINGDLL) | |
168 | # define WXDLLIMPEXP_HTML WXIMPORT | |
169 | # define WXDLLIMPEXP_DATA_HTML(type) WXIMPORT type | |
170 | #else /* not making nor using DLL */ | |
171 | # define WXDLLIMPEXP_HTML | |
172 | # define WXDLLIMPEXP_DATA_HTML(type) type | |
173 | #endif | |
174 | ||
175 | #ifdef WXMAKINGDLL_GL | |
176 | # define WXDLLIMPEXP_GL WXEXPORT | |
177 | #elif defined(WXUSINGDLL) | |
178 | # define WXDLLIMPEXP_GL WXIMPORT | |
179 | #else /* not making nor using DLL */ | |
180 | # define WXDLLIMPEXP_GL | |
181 | #endif | |
182 | ||
183 | #ifdef WXMAKINGDLL_XML | |
184 | # define WXDLLIMPEXP_XML WXEXPORT | |
185 | #elif defined(WXUSINGDLL) | |
186 | # define WXDLLIMPEXP_XML WXIMPORT | |
187 | #else /* not making nor using DLL */ | |
188 | # define WXDLLIMPEXP_XML | |
189 | #endif | |
190 | ||
c846884b RD |
191 | #ifdef WXMAKINGDLL_XRC |
192 | # define WXDLLIMPEXP_XRC WXEXPORT | |
193 | #elif defined(WXUSINGDLL) | |
194 | # define WXDLLIMPEXP_XRC WXIMPORT | |
195 | #else /* not making nor using DLL */ | |
196 | # define WXDLLIMPEXP_XRC | |
197 | #endif | |
198 | ||
5e4903f5 JS |
199 | #ifdef WXMAKINGDLL_AUI |
200 | # define WXDLLIMPEXP_AUI WXEXPORT | |
201 | #elif defined(WXUSINGDLL) | |
202 | # define WXDLLIMPEXP_AUI WXIMPORT | |
203 | #else /* not making nor using DLL */ | |
204 | # define WXDLLIMPEXP_AUI | |
205 | #endif | |
206 | ||
1c4293cb VZ |
207 | #ifdef WXMAKINGDLL_PROPGRID |
208 | # define WXDLLIMPEXP_PROPGRID WXEXPORT | |
209 | #elif defined(WXUSINGDLL) | |
210 | # define WXDLLIMPEXP_PROPGRID WXIMPORT | |
211 | #else /* not making nor using DLL */ | |
212 | # define WXDLLIMPEXP_PROPGRID | |
213 | #endif | |
214 | ||
3b2cb431 JS |
215 | #ifdef WXMAKINGDLL_RICHTEXT |
216 | # define WXDLLIMPEXP_RICHTEXT WXEXPORT | |
217 | #elif defined(WXUSINGDLL) | |
218 | # define WXDLLIMPEXP_RICHTEXT WXIMPORT | |
219 | #else /* not making nor using DLL */ | |
220 | # define WXDLLIMPEXP_RICHTEXT | |
221 | #endif | |
222 | ||
ff2b312f RN |
223 | #ifdef WXMAKINGDLL_MEDIA |
224 | # define WXDLLIMPEXP_MEDIA WXEXPORT | |
225 | #elif defined(WXUSINGDLL) | |
226 | # define WXDLLIMPEXP_MEDIA WXIMPORT | |
227 | #else /* not making nor using DLL */ | |
228 | # define WXDLLIMPEXP_MEDIA | |
229 | #endif | |
230 | ||
c079af66 VZ |
231 | #ifdef WXMAKINGDLL_STC |
232 | #define WXDLLIMPEXP_STC WXEXPORT | |
233 | #elif defined(WXUSINGDLL) | |
234 | #define WXDLLIMPEXP_STC WXIMPORT | |
235 | #else /* not making nor using DLL */ | |
236 | #define WXDLLIMPEXP_STC | |
237 | #endif | |
238 | ||
8ece1737 VZ |
239 | /* |
240 | GCC warns about using __attribute__ (and also __declspec in mingw32 case) on | |
241 | forward declarations while MSVC complains about forward declarations without | |
242 | __declspec for the classes later declared with it, so we need a separate set | |
243 | of macros for forward declarations to hide this difference: | |
244 | */ | |
245 | #if defined(HAVE_VISIBILITY) || (defined(__WINDOWS__) && defined(__GNUC__)) | |
0ff20b9f VS |
246 | #define WXDLLIMPEXP_FWD_BASE |
247 | #define WXDLLIMPEXP_FWD_NET | |
248 | #define WXDLLIMPEXP_FWD_CORE | |
249 | #define WXDLLIMPEXP_FWD_ADV | |
250 | #define WXDLLIMPEXP_FWD_QA | |
0ff20b9f VS |
251 | #define WXDLLIMPEXP_FWD_HTML |
252 | #define WXDLLIMPEXP_FWD_GL | |
253 | #define WXDLLIMPEXP_FWD_XML | |
254 | #define WXDLLIMPEXP_FWD_XRC | |
255 | #define WXDLLIMPEXP_FWD_AUI | |
256 | #define WXDLLIMPEXP_FWD_RICHTEXT | |
257 | #define WXDLLIMPEXP_FWD_MEDIA | |
258 | #define WXDLLIMPEXP_FWD_STC | |
259 | #else | |
260 | #define WXDLLIMPEXP_FWD_BASE WXDLLIMPEXP_BASE | |
261 | #define WXDLLIMPEXP_FWD_NET WXDLLIMPEXP_NET | |
262 | #define WXDLLIMPEXP_FWD_CORE WXDLLIMPEXP_CORE | |
263 | #define WXDLLIMPEXP_FWD_ADV WXDLLIMPEXP_ADV | |
264 | #define WXDLLIMPEXP_FWD_QA WXDLLIMPEXP_QA | |
0ff20b9f VS |
265 | #define WXDLLIMPEXP_FWD_HTML WXDLLIMPEXP_HTML |
266 | #define WXDLLIMPEXP_FWD_GL WXDLLIMPEXP_GL | |
267 | #define WXDLLIMPEXP_FWD_XML WXDLLIMPEXP_XML | |
268 | #define WXDLLIMPEXP_FWD_XRC WXDLLIMPEXP_XRC | |
269 | #define WXDLLIMPEXP_FWD_AUI WXDLLIMPEXP_AUI | |
270 | #define WXDLLIMPEXP_FWD_RICHTEXT WXDLLIMPEXP_RICHTEXT | |
271 | #define WXDLLIMPEXP_FWD_MEDIA WXDLLIMPEXP_MEDIA | |
272 | #define WXDLLIMPEXP_FWD_STC WXDLLIMPEXP_STC | |
273 | #endif | |
b5dbe15d | 274 | |
0cc66b6c VZ |
275 | /* for backwards compatibility, define suffix-less versions too */ |
276 | #define WXDLLEXPORT WXDLLIMPEXP_CORE | |
277 | #define WXDLLEXPORT_DATA WXDLLIMPEXP_DATA_CORE | |
278 | ||
7c77f334 VZ |
279 | /* |
280 | MSVC up to 6.0 needs to be explicitly told to export template instantiations | |
281 | used by the DLL clients, use this macro to do it like this: | |
282 | ||
283 | template <typename T> class Foo { ... }; | |
284 | WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( Foo<int> ) | |
285 | ||
16361ec9 | 286 | (notice that currently we only need this for wxBase and wxCore libraries) |
7c77f334 VZ |
287 | */ |
288 | #if defined(__VISUALC__) && (__VISUALC__ <= 1200) | |
289 | #ifdef WXMAKINGDLL_BASE | |
290 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \ | |
291 | template class WXDLLIMPEXP_BASE decl; | |
16361ec9 VS |
292 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \ |
293 | template class WXDLLIMPEXP_CORE decl; | |
7c77f334 VZ |
294 | #else |
295 | /* | |
296 | We need to disable this warning when using this macro, as | |
53a2db12 | 297 | recommended by Microsoft itself: |
7c77f334 VZ |
298 | |
299 | http://support.microsoft.com/default.aspx?scid=kb%3ben-us%3b168958 | |
300 | */ | |
301 | #pragma warning(disable:4231) | |
302 | ||
303 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \ | |
304 | extern template class WXDLLIMPEXP_BASE decl; | |
16361ec9 VS |
305 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \ |
306 | extern template class WXDLLIMPEXP_CORE decl; | |
7c77f334 VZ |
307 | #endif |
308 | #else /* not VC <= 6 */ | |
309 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) | |
16361ec9 | 310 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) |
7c77f334 VZ |
311 | #endif /* VC6/others */ |
312 | ||
0cc66b6c VZ |
313 | #endif /* _WX_DLIMPEXP_H_ */ |
314 |