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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 | |
49d2c0ad | 25 | as VC++. |
0cc66b6c | 26 | */ |
49d2c0ad | 27 | # if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__) |
0cc66b6c VZ |
28 | # define WXEXPORT __declspec(dllexport) |
29 | # define WXIMPORT __declspec(dllimport) | |
49d2c0ad VZ |
30 | /* |
31 | While gcc also supports __declspec(dllexport), it creates unusably huge | |
32 | DLL files since gcc 4.5 (while taking horribly long amounts of time), | |
33 | see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43601. Because of this | |
34 | we rely on binutils auto export/import support which seems to work | |
35 | quite well for 4.5+. | |
36 | */ | |
37 | # elif defined(__GNUC__) && !wxCHECK_GCC_VERSION(4, 5) | |
38 | /* | |
39 | __declspec could be used here too but let's use the native | |
40 | __attribute__ instead for clarity. | |
41 | */ | |
42 | # define WXEXPORT __attribute__((dllexport)) | |
43 | # define WXIMPORT __attribute__((dllimport)) | |
0cc66b6c VZ |
44 | # endif |
45 | #elif defined(__WXPM__) | |
46 | # if defined (__WATCOMC__) | |
47 | # define WXEXPORT __declspec(dllexport) | |
48 | /* | |
49 | __declspec(dllimport) prepends __imp to imported symbols. We do NOT | |
50 | want that! | |
51 | */ | |
52 | # define WXIMPORT | |
fd928524 DW |
53 | # elif defined(__EMX__) |
54 | # define WXEXPORT | |
55 | # define WXIMPORT | |
0cc66b6c VZ |
56 | # elif (!(defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 ))) |
57 | # define WXEXPORT _Export | |
58 | # define WXIMPORT _Export | |
59 | # endif | |
60 | #elif defined(__WXMAC__) || defined(__WXCOCOA__) | |
61 | # ifdef __MWERKS__ | |
62 | # define WXEXPORT __declspec(export) | |
63 | # define WXIMPORT __declspec(import) | |
64 | # endif | |
7275146d MW |
65 | #elif defined(__CYGWIN__) |
66 | # define WXEXPORT __declspec(dllexport) | |
67 | # define WXIMPORT __declspec(dllimport) | |
0cc66b6c VZ |
68 | #endif |
69 | ||
70 | /* for other platforms/compilers we don't anything */ | |
71 | #ifndef WXEXPORT | |
72 | # define WXEXPORT | |
73 | # define WXIMPORT | |
74 | #endif | |
75 | ||
76 | /* | |
77ffb593 | 77 | We support building wxWidgets as a set of several libraries but we don't |
0cc66b6c VZ |
78 | support arbitrary combinations of libs/DLLs: either we build all of them as |
79 | DLLs (in which case WXMAKINGDLL is defined) or none (it isn't). | |
80 | ||
53a2db12 | 81 | However we have a problem because we need separate WXDLLIMPEXP versions for |
0cc66b6c VZ |
82 | different libraries as, for example, wxString class should be dllexported |
83 | when compiled in wxBase and dllimported otherwise, so we do define separate | |
84 | WXMAKING/USINGDLL_XYZ constants for each component XYZ. | |
85 | */ | |
86 | #ifdef WXMAKINGDLL | |
87 | # if wxUSE_BASE | |
88 | # define WXMAKINGDLL_BASE | |
89 | # endif | |
90 | ||
91 | # define WXMAKINGDLL_NET | |
92 | # define WXMAKINGDLL_CORE | |
93 | # define WXMAKINGDLL_ADV | |
f5a9eef7 | 94 | # define WXMAKINGDLL_QA |
0cc66b6c | 95 | # define WXMAKINGDLL_HTML |
0ae4d121 | 96 | # define WXMAKINGDLL_GL |
0cc66b6c | 97 | # define WXMAKINGDLL_XML |
c846884b | 98 | # define WXMAKINGDLL_XRC |
5e4903f5 | 99 | # define WXMAKINGDLL_AUI |
3c3ead1d | 100 | # define WXMAKINGDLL_RIBBON |
d4cd6b3e | 101 | # define WXMAKINGDLL_PROPGRID |
3b2cb431 | 102 | # define WXMAKINGDLL_RICHTEXT |
c220a8ec | 103 | # define WXMAKINGDLL_MEDIA |
c079af66 | 104 | # define WXMAKINGDLL_STC |
0cc66b6c VZ |
105 | #endif /* WXMAKINGDLL */ |
106 | ||
107 | /* | |
53a2db12 | 108 | WXDLLIMPEXP_CORE maps to export declaration when building the DLL, to import |
0cc66b6c VZ |
109 | declaration if using it or to nothing at all if we don't use wxWin as DLL |
110 | */ | |
111 | #ifdef WXMAKINGDLL_BASE | |
112 | # define WXDLLIMPEXP_BASE WXEXPORT | |
113 | # define WXDLLIMPEXP_DATA_BASE(type) WXEXPORT type | |
5f9c3802 SC |
114 | # if defined(HAVE_VISIBILITY) |
115 | # define WXDLLIMPEXP_INLINE_BASE WXEXPORT | |
116 | # else | |
117 | # define WXDLLIMPEXP_INLINE_BASE | |
118 | # endif | |
0cc66b6c VZ |
119 | #elif defined(WXUSINGDLL) |
120 | # define WXDLLIMPEXP_BASE WXIMPORT | |
121 | # define WXDLLIMPEXP_DATA_BASE(type) WXIMPORT type | |
5f9c3802 SC |
122 | # if defined(HAVE_VISIBILITY) |
123 | # define WXDLLIMPEXP_INLINE_BASE WXIMPORT | |
124 | # else | |
125 | # define WXDLLIMPEXP_INLINE_BASE | |
126 | # endif | |
0cc66b6c VZ |
127 | #else /* not making nor using DLL */ |
128 | # define WXDLLIMPEXP_BASE | |
129 | # define WXDLLIMPEXP_DATA_BASE(type) type | |
5f9c3802 | 130 | # define WXDLLIMPEXP_INLINE_BASE |
0cc66b6c VZ |
131 | #endif |
132 | ||
133 | #ifdef WXMAKINGDLL_NET | |
134 | # define WXDLLIMPEXP_NET WXEXPORT | |
135 | # define WXDLLIMPEXP_DATA_NET(type) WXEXPORT type | |
136 | #elif defined(WXUSINGDLL) | |
137 | # define WXDLLIMPEXP_NET WXIMPORT | |
138 | # define WXDLLIMPEXP_DATA_NET(type) WXIMPORT type | |
139 | #else /* not making nor using DLL */ | |
140 | # define WXDLLIMPEXP_NET | |
141 | # define WXDLLIMPEXP_DATA_NET(type) type | |
142 | #endif | |
143 | ||
144 | #ifdef WXMAKINGDLL_CORE | |
145 | # define WXDLLIMPEXP_CORE WXEXPORT | |
146 | # define WXDLLIMPEXP_DATA_CORE(type) WXEXPORT type | |
74cc3ec1 SC |
147 | # if defined(HAVE_VISIBILITY) |
148 | # define WXDLLIMPEXP_INLINE_CORE WXEXPORT | |
149 | # else | |
150 | # define WXDLLIMPEXP_INLINE_CORE | |
151 | # endif | |
0cc66b6c VZ |
152 | #elif defined(WXUSINGDLL) |
153 | # define WXDLLIMPEXP_CORE WXIMPORT | |
154 | # define WXDLLIMPEXP_DATA_CORE(type) WXIMPORT type | |
74cc3ec1 SC |
155 | # if defined(HAVE_VISIBILITY) |
156 | # define WXDLLIMPEXP_INLINE_CORE WXIMPORT | |
157 | # else | |
158 | # define WXDLLIMPEXP_INLINE_CORE | |
159 | # endif | |
0cc66b6c VZ |
160 | #else /* not making nor using DLL */ |
161 | # define WXDLLIMPEXP_CORE | |
162 | # define WXDLLIMPEXP_DATA_CORE(type) type | |
74cc3ec1 | 163 | # define WXDLLIMPEXP_INLINE_CORE |
0cc66b6c VZ |
164 | #endif |
165 | ||
166 | #ifdef WXMAKINGDLL_ADV | |
167 | # define WXDLLIMPEXP_ADV WXEXPORT | |
168 | # define WXDLLIMPEXP_DATA_ADV(type) WXEXPORT type | |
169 | #elif defined(WXUSINGDLL) | |
170 | # define WXDLLIMPEXP_ADV WXIMPORT | |
171 | # define WXDLLIMPEXP_DATA_ADV(type) WXIMPORT type | |
172 | #else /* not making nor using DLL */ | |
173 | # define WXDLLIMPEXP_ADV | |
174 | # define WXDLLIMPEXP_DATA_ADV(type) type | |
175 | #endif | |
176 | ||
61639efb VZ |
177 | #ifdef WXMAKINGDLL_QA |
178 | # define WXDLLIMPEXP_QA WXEXPORT | |
179 | # define WXDLLIMPEXP_DATA_QA(type) WXEXPORT type | |
180 | #elif defined(WXUSINGDLL) | |
181 | # define WXDLLIMPEXP_QA WXIMPORT | |
182 | # define WXDLLIMPEXP_DATA_QA(type) WXIMPORT type | |
183 | #else /* not making nor using DLL */ | |
184 | # define WXDLLIMPEXP_QA | |
185 | # define WXDLLIMPEXP_DATA_QA(type) type | |
186 | #endif | |
187 | ||
0cc66b6c VZ |
188 | #ifdef WXMAKINGDLL_HTML |
189 | # define WXDLLIMPEXP_HTML WXEXPORT | |
190 | # define WXDLLIMPEXP_DATA_HTML(type) WXEXPORT type | |
191 | #elif defined(WXUSINGDLL) | |
192 | # define WXDLLIMPEXP_HTML WXIMPORT | |
193 | # define WXDLLIMPEXP_DATA_HTML(type) WXIMPORT type | |
194 | #else /* not making nor using DLL */ | |
195 | # define WXDLLIMPEXP_HTML | |
196 | # define WXDLLIMPEXP_DATA_HTML(type) type | |
197 | #endif | |
198 | ||
199 | #ifdef WXMAKINGDLL_GL | |
200 | # define WXDLLIMPEXP_GL WXEXPORT | |
201 | #elif defined(WXUSINGDLL) | |
202 | # define WXDLLIMPEXP_GL WXIMPORT | |
203 | #else /* not making nor using DLL */ | |
204 | # define WXDLLIMPEXP_GL | |
205 | #endif | |
206 | ||
207 | #ifdef WXMAKINGDLL_XML | |
208 | # define WXDLLIMPEXP_XML WXEXPORT | |
209 | #elif defined(WXUSINGDLL) | |
210 | # define WXDLLIMPEXP_XML WXIMPORT | |
211 | #else /* not making nor using DLL */ | |
212 | # define WXDLLIMPEXP_XML | |
213 | #endif | |
214 | ||
c846884b RD |
215 | #ifdef WXMAKINGDLL_XRC |
216 | # define WXDLLIMPEXP_XRC WXEXPORT | |
217 | #elif defined(WXUSINGDLL) | |
218 | # define WXDLLIMPEXP_XRC WXIMPORT | |
219 | #else /* not making nor using DLL */ | |
220 | # define WXDLLIMPEXP_XRC | |
221 | #endif | |
222 | ||
5e4903f5 JS |
223 | #ifdef WXMAKINGDLL_AUI |
224 | # define WXDLLIMPEXP_AUI WXEXPORT | |
225 | #elif defined(WXUSINGDLL) | |
226 | # define WXDLLIMPEXP_AUI WXIMPORT | |
227 | #else /* not making nor using DLL */ | |
228 | # define WXDLLIMPEXP_AUI | |
229 | #endif | |
230 | ||
3c3ead1d PC |
231 | #ifdef WXMAKINGDLL_RIBBON |
232 | # define WXDLLIMPEXP_RIBBON WXEXPORT | |
233 | #elif defined(WXUSINGDLL) | |
234 | # define WXDLLIMPEXP_RIBBON WXIMPORT | |
235 | #else /* not making nor using DLL */ | |
236 | # define WXDLLIMPEXP_RIBBON | |
237 | #endif | |
238 | ||
1c4293cb VZ |
239 | #ifdef WXMAKINGDLL_PROPGRID |
240 | # define WXDLLIMPEXP_PROPGRID WXEXPORT | |
23318a53 | 241 | # define WXDLLIMPEXP_DATA_PROPGRID(type) WXEXPORT type |
1c4293cb VZ |
242 | #elif defined(WXUSINGDLL) |
243 | # define WXDLLIMPEXP_PROPGRID WXIMPORT | |
23318a53 | 244 | # define WXDLLIMPEXP_DATA_PROPGRID(type) WXIMPORT type |
1c4293cb VZ |
245 | #else /* not making nor using DLL */ |
246 | # define WXDLLIMPEXP_PROPGRID | |
23318a53 | 247 | # define WXDLLIMPEXP_DATA_PROPGRID(type) type |
1c4293cb VZ |
248 | #endif |
249 | ||
3b2cb431 JS |
250 | #ifdef WXMAKINGDLL_RICHTEXT |
251 | # define WXDLLIMPEXP_RICHTEXT WXEXPORT | |
252 | #elif defined(WXUSINGDLL) | |
253 | # define WXDLLIMPEXP_RICHTEXT WXIMPORT | |
254 | #else /* not making nor using DLL */ | |
255 | # define WXDLLIMPEXP_RICHTEXT | |
256 | #endif | |
257 | ||
ff2b312f RN |
258 | #ifdef WXMAKINGDLL_MEDIA |
259 | # define WXDLLIMPEXP_MEDIA WXEXPORT | |
260 | #elif defined(WXUSINGDLL) | |
261 | # define WXDLLIMPEXP_MEDIA WXIMPORT | |
262 | #else /* not making nor using DLL */ | |
263 | # define WXDLLIMPEXP_MEDIA | |
264 | #endif | |
265 | ||
c079af66 | 266 | #ifdef WXMAKINGDLL_STC |
23318a53 FM |
267 | # define WXDLLIMPEXP_STC WXEXPORT |
268 | # define WXDLLIMPEXP_DATA_STC(type) WXEXPORT type | |
c079af66 | 269 | #elif defined(WXUSINGDLL) |
23318a53 FM |
270 | # define WXDLLIMPEXP_STC WXIMPORT |
271 | # define WXDLLIMPEXP_DATA_STC(type) WXIMPORT type | |
c079af66 | 272 | #else /* not making nor using DLL */ |
23318a53 FM |
273 | # define WXDLLIMPEXP_STC |
274 | # define WXDLLIMPEXP_DATA_STC(type) type | |
c079af66 VZ |
275 | #endif |
276 | ||
8ece1737 VZ |
277 | /* |
278 | GCC warns about using __attribute__ (and also __declspec in mingw32 case) on | |
279 | forward declarations while MSVC complains about forward declarations without | |
280 | __declspec for the classes later declared with it, so we need a separate set | |
281 | of macros for forward declarations to hide this difference: | |
282 | */ | |
283 | #if defined(HAVE_VISIBILITY) || (defined(__WINDOWS__) && defined(__GNUC__)) | |
0ff20b9f VS |
284 | #define WXDLLIMPEXP_FWD_BASE |
285 | #define WXDLLIMPEXP_FWD_NET | |
286 | #define WXDLLIMPEXP_FWD_CORE | |
287 | #define WXDLLIMPEXP_FWD_ADV | |
288 | #define WXDLLIMPEXP_FWD_QA | |
0ff20b9f VS |
289 | #define WXDLLIMPEXP_FWD_HTML |
290 | #define WXDLLIMPEXP_FWD_GL | |
291 | #define WXDLLIMPEXP_FWD_XML | |
292 | #define WXDLLIMPEXP_FWD_XRC | |
293 | #define WXDLLIMPEXP_FWD_AUI | |
d4cd6b3e | 294 | #define WXDLLIMPEXP_FWD_PROPGRID |
0ff20b9f VS |
295 | #define WXDLLIMPEXP_FWD_RICHTEXT |
296 | #define WXDLLIMPEXP_FWD_MEDIA | |
297 | #define WXDLLIMPEXP_FWD_STC | |
298 | #else | |
299 | #define WXDLLIMPEXP_FWD_BASE WXDLLIMPEXP_BASE | |
300 | #define WXDLLIMPEXP_FWD_NET WXDLLIMPEXP_NET | |
301 | #define WXDLLIMPEXP_FWD_CORE WXDLLIMPEXP_CORE | |
302 | #define WXDLLIMPEXP_FWD_ADV WXDLLIMPEXP_ADV | |
303 | #define WXDLLIMPEXP_FWD_QA WXDLLIMPEXP_QA | |
0ff20b9f VS |
304 | #define WXDLLIMPEXP_FWD_HTML WXDLLIMPEXP_HTML |
305 | #define WXDLLIMPEXP_FWD_GL WXDLLIMPEXP_GL | |
306 | #define WXDLLIMPEXP_FWD_XML WXDLLIMPEXP_XML | |
307 | #define WXDLLIMPEXP_FWD_XRC WXDLLIMPEXP_XRC | |
308 | #define WXDLLIMPEXP_FWD_AUI WXDLLIMPEXP_AUI | |
d4cd6b3e | 309 | #define WXDLLIMPEXP_FWD_PROPGRID WXDLLIMPEXP_PROPGRID |
0ff20b9f VS |
310 | #define WXDLLIMPEXP_FWD_RICHTEXT WXDLLIMPEXP_RICHTEXT |
311 | #define WXDLLIMPEXP_FWD_MEDIA WXDLLIMPEXP_MEDIA | |
312 | #define WXDLLIMPEXP_FWD_STC WXDLLIMPEXP_STC | |
313 | #endif | |
b5dbe15d | 314 | |
0cc66b6c VZ |
315 | /* for backwards compatibility, define suffix-less versions too */ |
316 | #define WXDLLEXPORT WXDLLIMPEXP_CORE | |
317 | #define WXDLLEXPORT_DATA WXDLLIMPEXP_DATA_CORE | |
318 | ||
7c77f334 VZ |
319 | /* |
320 | MSVC up to 6.0 needs to be explicitly told to export template instantiations | |
321 | used by the DLL clients, use this macro to do it like this: | |
322 | ||
323 | template <typename T> class Foo { ... }; | |
324 | WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( Foo<int> ) | |
325 | ||
16361ec9 | 326 | (notice that currently we only need this for wxBase and wxCore libraries) |
7c77f334 VZ |
327 | */ |
328 | #if defined(__VISUALC__) && (__VISUALC__ <= 1200) | |
329 | #ifdef WXMAKINGDLL_BASE | |
330 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \ | |
331 | template class WXDLLIMPEXP_BASE decl; | |
16361ec9 VS |
332 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \ |
333 | template class WXDLLIMPEXP_CORE decl; | |
7c77f334 VZ |
334 | #else |
335 | /* | |
336 | We need to disable this warning when using this macro, as | |
53a2db12 | 337 | recommended by Microsoft itself: |
7c77f334 VZ |
338 | |
339 | http://support.microsoft.com/default.aspx?scid=kb%3ben-us%3b168958 | |
340 | */ | |
341 | #pragma warning(disable:4231) | |
342 | ||
343 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \ | |
344 | extern template class WXDLLIMPEXP_BASE decl; | |
16361ec9 VS |
345 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \ |
346 | extern template class WXDLLIMPEXP_CORE decl; | |
7c77f334 VZ |
347 | #endif |
348 | #else /* not VC <= 6 */ | |
349 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) | |
16361ec9 | 350 | #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) |
7c77f334 VZ |
351 | #endif /* VC6/others */ |
352 | ||
0cc66b6c VZ |
353 | #endif /* _WX_DLIMPEXP_H_ */ |
354 |