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1 /**
2 * Name: wx/platform.h
3 * Purpose: define the OS and compiler identification macros
4 * Author: Vadim Zeitlin
5 * Modified by:
6 * Created: 29.10.01 (extracted from wx/defs.h)
7 * RCS-ID: $Id$
8 * Copyright: (c) 1997-2001 wxWindows team
9 * Licence: wxWindows licence
10 */
11
12 /* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
13
14 #ifndef _WX_PLATFORM_H_
15 #define _WX_PLATFORM_H_
16
17
18 /*
19 Codewarrior doesn't define any Windows symbols until some headers
20 are included
21 */
22 #if __MWERKS__
23 # include <stddef.h>
24 #endif
25
26 /*
27 first define Windows symbols if they're not defined on the command line: we
28 can autodetect everything we need if _WIN32 is defined
29 */
30 #if defined(__CYGWIN32__) && !defined(__WXMOTIF__) && !defined(__WXGTK__) \
31 && !defined(__WXX11__)
32 /* for Cygwin, default to wxMSW unless otherwise specified */
33 # ifndef __WXMSW__
34 # define __WXMSW__
35 # endif
36
37 # ifndef _WIN32
38 # define _WIN32
39 # endif
40
41 # ifndef WIN32
42 # define WIN32
43 # endif
44 #endif
45
46 #if defined(_WIN64)
47 # ifndef _WIN32
48 /*
49 a lot of code (mistakenly) uses #ifdef _WIN32 to either test for
50 Windows or to test for !__WIN16__, so we must define _WIN32 for
51 Win64 as well to ensure that the existing code continues to work.
52 */
53 # define _WIN32
54 # endif /* !_WIN32 */
55
56 # ifndef __WIN64__
57 # define __WIN64__
58 # endif /* !__WIN64__ */
59 #endif /* _WIN64 */
60
61 #if defined(_WIN32) || defined(WIN32) || defined(__NT__) || defined(__WXWINCE__)
62 # ifndef __WXMSW__
63 # define __WXMSW__
64 # endif
65
66 # ifndef __WIN32__
67 # define __WIN32__
68 # endif
69
70 /*
71 see MSDN for the description of possible WINVER values, this one is a
72 good default and, anyhow, we check for most of the features we use
73 during run-time.
74 */
75 # ifndef WINVER
76 # define WINVER 0x0400
77 # endif
78
79 /* Win95 means Win95-style UI, i.e. Win9x/NT 4+ */
80 # if !defined(__WIN95__) && (WINVER >= 0x0400)
81 # define __WIN95__
82 # endif
83 #endif /* Win32 */
84
85 #if defined(__WXMSW__) || defined(__WIN32__)
86 # if !defined(__WINDOWS__)
87 # define __WINDOWS__
88 # endif
89 #endif
90
91 #ifdef __WINE__
92 # ifndef __WIN95__
93 # define __WIN95__
94 # endif
95 #endif /* WINE */
96
97 /*
98 Include wx/setup.h for the Unix platform defines generated by configure and
99 the library compilation options
100 */
101 #include "wx/setup.h"
102
103 /* check the consistency of the settings in setup.h */
104 #include "wx/chkconf.h"
105
106 /*
107 adjust the Unicode setting: wxUSE_UNICODE should be defined as 0 or 1
108 and is used by wxWindows, _UNICODE and/or UNICODE may be defined or used by
109 the system headers so bring these settings in sync
110 */
111
112 /* set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined */
113 #if defined(_UNICODE) || defined(UNICODE)
114 # undef wxUSE_UNICODE
115 # define wxUSE_UNICODE 1
116 #else /* !UNICODE */
117 # ifndef wxUSE_UNICODE
118 # define wxUSE_UNICODE 0
119 # endif
120 #endif /* UNICODE/!UNICODE */
121
122 /* and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1 */
123 #if wxUSE_UNICODE
124 # ifndef _UNICODE
125 # define _UNICODE
126 # endif
127 # ifndef UNICODE
128 # define UNICODE
129 # endif
130 #endif /* wxUSE_UNICODE */
131
132
133 /*
134 some compilers don't support iostream.h any longer, while some of theme
135 are not updated with <iostream> yet, so override the users setting here
136 in such case.
137 */
138 #if defined(_MSC_VER) && (_MSC_VER >= 1310)
139 # undef wxUSE_IOSTREAMH
140 # define wxUSE_IOSTREAMH 0
141 #elif defined(__DMC__)
142 # undef wxUSE_IOSTREAMH
143 # define wxUSE_IOSTREAMH 1
144 #endif /* compilers not supporting iostream.h */
145
146 /*
147 old C++ headers (like <iostream.h>) declare classes in the global namespace
148 while the new, standard ones (like <iostream>) do it in std:: namespace
149
150 using this macro allows constuctions like "wxSTD iostream" to work in
151 either case
152 */
153 #if !wxUSE_IOSTREAMH
154 # define wxSTD std::
155 #else
156 # define wxSTD
157 #endif
158
159 /*
160 OS: first of all, test for MS-DOS platform. We must do this before testing
161 for Unix, because DJGPP compiler defines __unix__ under MS-DOS
162 */
163 #if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
164 # ifndef __DOS__
165 # define __DOS__
166 # endif
167 /* size_t is the same as unsigned int for Watcom 11 compiler, */
168 /* so define it if it hadn't been done by configure yet */
169 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
170 # ifdef __WATCOMC__
171 # define wxSIZE_T_IS_UINT
172 # endif
173 # ifdef __DJGPP__
174 # define wxSIZE_T_IS_ULONG
175 # endif
176 # endif
177
178 /*
179 OS: then test for generic Unix defines, then for particular flavours and
180 finally for Unix-like systems
181 */
182 #elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
183 defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
184 defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
185 defined(__EMX__) || defined(__VMS) || defined(__BEOS__)
186
187 # define __UNIX_LIKE__
188
189 /* Helps SGI compilation, apparently */
190 # ifdef __SGI__
191 # ifdef __GNUG__
192 # define __need_wchar_t
193 # else /* !gcc */
194 /*
195 Note I use the term __SGI_CC__ for both cc and CC, its not a good
196 idea to mix gcc and cc/CC, the name mangling is different
197 */
198 # define __SGI_CC__
199 # endif /* gcc/!gcc */
200 # endif /* SGI */
201
202 # if defined(sun) || defined(__SUN__)
203 # ifndef __GNUG__
204 # ifndef __SUNCC__
205 # define __SUNCC__
206 # endif /* Sun CC */
207 # endif
208 # endif /* Sun */
209
210 # ifdef __EMX__
211 # define OS2EMX_PLAIN_CHAR
212 # endif
213
214 /* define __HPUX__ for HP-UX where standard macro is __hpux */
215 # if defined(__hpux) && !defined(__HPUX__)
216 # define __HPUX__
217 # endif /* HP-UX */
218
219 # if defined(__CYGWIN__) || defined(__WINE__)
220 # if !defined(wxSIZE_T_IS_UINT)
221 # define wxSIZE_T_IS_UINT
222 # endif
223 # endif
224 #elif defined(applec) || \
225 defined(THINK_C) || \
226 (defined(__MWERKS__) && !defined(__INTEL__))
227 /* MacOS */
228 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
229 # define wxSIZE_T_IS_ULONG
230 # endif
231 #elif defined(__WXMAC__) && defined(__APPLE__)
232 /* Mac OS X */
233 # define __UNIX_LIKE__
234
235 /*
236 These defines are needed when compiling using Project Builder
237 with a non generated setup0.h
238 */
239 # ifndef __UNIX__
240 # define __UNIX__ 1
241 # endif
242 # ifndef __BSD__
243 # define __BSD__ 1
244 # endif
245 # ifndef __DARWIN__
246 # define __DARWIN__ 1
247 # endif
248 # ifndef __POWERPC__
249 # define __POWERPC__ 1
250 # endif
251 # ifndef TARGET_CARBON
252 # define TARGET_CARBON 1
253 # endif
254
255 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
256 # define wxSIZE_T_IS_ULONG
257 # endif
258 /*
259 Some code has been added to workaround defects(?) in the
260 bundled gcc compiler. These corrections are identified by
261 __DARWIN__ for Darwin related corrections (wxMac, wxMotif)
262 */
263 #elif defined(__OS2__)
264 # if defined(__IBMCPP__)
265 # define __VISAGEAVER__ __IBMCPP__
266 # endif
267 # ifndef __WXOS2__
268 # define __WXOS2__
269 # endif
270 # ifndef __WXPM__
271 # define __WXPM__
272 # endif
273
274 /* Place other OS/2 compiler environment defines here */
275 # if defined(__VISAGECPP__)
276 /* VisualAge is the only thing that understands _Optlink */
277 # define LINKAGEMODE _Optlink
278 # endif
279 # define wxSIZE_T_IS_UINT
280
281 #else /* Windows */
282 # ifndef __WINDOWS__
283 # define __WINDOWS__
284 # endif /* Windows */
285
286 /* to be changed for Win64! */
287 # ifndef __WIN32__
288 # define __WIN16__
289 # endif
290
291 /*
292 define another standard symbol for Microsoft Visual C++: the standard
293 one (_MSC_VER) is also defined by Metrowerks compiler
294 */
295 # if defined(_MSC_VER) && !defined(__MWERKS__)
296 # define __VISUALC__ _MSC_VER
297 # elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
298 # define __BORLANDC__
299 # elif defined(__WATCOMC__)
300 # elif defined(__SC__)
301 # define __SYMANTECC__
302 # endif /* compiler */
303
304 /* size_t is the same as unsigned int for all Windows compilers we know, */
305 /* so define it if it hadn't been done by configure yet */
306 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
307 # define wxSIZE_T_IS_UINT
308 # endif
309 #endif /* OS */
310
311 /*
312 if we're on a Unix system but didn't use configure (so that setup.h didn't
313 define __UNIX__), do define __UNIX__ now
314 */
315 #if !defined(__UNIX__) && defined(__UNIX_LIKE__)
316 # define __UNIX__
317 #endif /* Unix */
318
319 #if defined(__HPUX__) && !defined(__WXGTK__)
320 # ifndef __WXMOTIF__
321 # define __WXMOTIF__
322 # endif /* __WXMOTIF__ */
323 #endif
324
325 #if defined(__WXMOTIF__) || defined(__WXX11__)
326 # define __X__
327 #endif
328
329 #ifdef __SC__
330 # ifdef __DMC__
331 # define __DIGITALMARS__
332 # else
333 # define __SYMANTEC__
334 # endif
335 #endif
336
337 /*
338 This macro can be used to test the gcc version and can be used like this:
339
340 # if wxCHECK_GCC_VERSION(3, 1)
341 ... we have gcc 3.1 or later ...
342 # else
343 ... no gcc at all or gcc < 3.1 ...
344 # endif
345 */
346 #define wxCHECK_GCC_VERSION( major, minor ) \
347 ( defined(__GNUC__) && defined(__GNUC_MINOR__) \
348 && ( ( __GNUC__ > (major) ) \
349 || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) ) )
350
351 /*
352 This macro can be used to check that the version of mingw32 compiler is
353 at least maj.min
354 */
355 #if ( defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
356 defined( __CYGWIN__ ) || \
357 (defined(__WATCOMC__) && __WATCOMC__ >= 1200) ) && \
358 !defined(__DOS__)
359 # include "wx/msw/gccpriv.h"
360 #else
361 # undef wxCHECK_W32API_VERSION
362 # define wxCHECK_W32API_VERSION(maj, min) (0)
363 #endif
364
365 #if defined (__WXMSW__)
366 # if !defined(__WATCOMC__)
367 # define wxHAVE_RAW_BITMAP
368 # endif
369 #endif
370
371 #if defined (__WXMAC__)
372 # ifndef WORDS_BIGENDIAN
373 # define WORDS_BIGENDIAN 1
374 # endif
375 #endif
376
377 /* Choose which method we will use for updating menus
378 * - in OnIdle, or when we receive a wxEVT_MENU_OPEN event.
379 * Presently, only Windows and GTK+ support wxEVT_MENU_OPEN.
380 */
381 #ifndef wxUSE_IDLEMENUUPDATES
382 # if (defined(__WXMSW__) || defined(__WXGTK__)) && !defined(__WXUNIVERSAL__)
383 # define wxUSE_IDLEMENUUPDATES 0
384 # else
385 # define wxUSE_IDLEMENUUPDATES 1
386 # endif
387 #endif
388
389 /*
390 * Define symbols that are not yet in
391 * configure or possibly some setup.h files.
392 * They will need to be added.
393 */
394
395 #ifndef wxUSE_FILECONFIG
396 # if wxUSE_CONFIG
397 # define wxUSE_FILECONFIG 1
398 # else
399 # define wxUSE_FILECONFIG 0
400 # endif
401 #endif
402
403 #ifndef wxUSE_HOTKEY
404 # define wxUSE_HOTKEY 0
405 #endif
406
407 #if !defined(wxUSE_WXDIB) && defined(__WXMSW__)
408 # define wxUSE_WXDIB 1
409 #endif
410
411 #endif /* _WX_PLATFORM_H_ */
412