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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 Vadim Zeitlin
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 #ifdef __MWERKS__
23 # include <stddef.h>
24 #endif
25
26 /*
27 WXMAC variants
28 __WXMAC_CLASSIC__ means ppc non-carbon builds, __WXMAC_CARBON__ means
29 carbon API available (mach or cfm builds) , __WXMAC_OSX__ means mach-o
30 builds, running under 10.2 + only
31 */
32 #ifdef __WXMAC__
33 # if defined(__MACH__)
34 # define __WXMAC_OSX__
35 # define __WXMAC_CARBON__
36 # include <AvailabilityMacros.h>
37 # ifndef MAC_OS_X_VERSION_10_4
38 # define MAC_OS_X_VERSION_10_4 1040
39 # endif
40 # ifndef MAC_OS_X_VERSION_10_5
41 # define MAC_OS_X_VERSION_10_5 1050
42 # endif
43 # ifdef __WXMAC_XCODE__
44 # include <unistd.h>
45 # include "wx/mac/carbon/config_xcode.h"
46 # endif
47 # else
48 # if TARGET_CARBON
49 # define __WXMAC_CARBON__
50 # else
51 # define __WXMAC_CLASSIC__
52 # endif
53 # endif
54 #endif
55
56 /*
57 __WXOSX__ is a common define to wxMac (Carbon) and wxCocoa ports under OS X.
58 */
59 #if defined(__WXMAC_OSX__) || defined(__WXCOCOA__)
60 # define __WXOSX__
61 #endif
62
63 /*
64 first define Windows symbols if they're not defined on the command line: we
65 can autodetect everything we need if _WIN32 is defined
66 */
67 #if defined(__CYGWIN__) && defined(__WINDOWS__)
68 # ifndef __WXMSW__
69 # define __WXMSW__
70 # endif
71
72 # ifndef _WIN32
73 # define _WIN32
74 # endif
75
76 # ifndef WIN32
77 # define WIN32
78 # endif
79 #endif
80
81 #if defined(__PALMOS__)
82 # if __PALMOS__ == 0x06000000
83 # define __WXPALMOS6__
84 # endif
85 # if __PALMOS__ == 0x05000000
86 # define __WXPALMOS5__
87 # endif
88 # ifndef __WXPALMOS__
89 # define __WXPALMOS__
90 # endif
91 # ifdef __WXMSW__
92 # undef __WXMSW__
93 # endif
94 # ifdef __WINDOWS__
95 # undef __WINDOWS__
96 # endif
97 # ifdef __WIN32__
98 # undef __WIN32__
99 # endif
100 # ifdef WIN32
101 # undef WIN32
102 # endif
103 # ifdef _WIN32
104 # undef _WIN32
105 # endif
106 #endif
107
108 #if defined(_WIN64)
109 # ifndef _WIN32
110 /*
111 a lot of code (mistakenly) uses #ifdef _WIN32 to either test for
112 Windows or to test for !__WIN16__, so we must define _WIN32 for
113 Win64 as well to ensure that the existing code continues to work.
114 */
115 # define _WIN32
116 # endif /* !_WIN32 */
117
118 # ifndef __WIN64__
119 # define __WIN64__
120 # endif /* !__WIN64__ */
121 #endif /* _WIN64 */
122
123 #if (defined(_WIN32) || defined(WIN32) || defined(__NT__) || defined(__WXWINCE__)) \
124 && !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
125 # ifndef __WXMSW__
126 # define __WXMSW__
127 # endif
128
129 # ifndef __WIN32__
130 # define __WIN32__
131 # endif
132 #endif /* Win32 */
133
134 #if defined(__WXMSW__) || defined(__WIN32__)
135 # if !defined(__WINDOWS__)
136 # define __WINDOWS__
137 # endif
138 #endif
139
140 /* detect MS SmartPhone */
141 #if defined( WIN32_PLATFORM_WFSP )
142 # ifndef __SMARTPHONE__
143 # define __SMARTPHONE__
144 # endif
145 # ifndef __WXWINCE__
146 # define __WXWINCE__
147 # endif
148 #endif
149
150 /* detect PocketPC */
151 #if defined( WIN32_PLATFORM_PSPC )
152 # ifndef __POCKETPC__
153 # define __POCKETPC__
154 # endif
155 # ifndef __WXWINCE__
156 # define __WXWINCE__
157 # endif
158 #endif
159
160 /* detect Standard WinCE SDK */
161 #if defined( WCE_PLATFORM_STANDARDSDK )
162 # ifndef __WINCE_STANDARDSDK__
163 # define __WINCE_STANDARDSDK__
164 # endif
165 # ifndef __WXWINCE__
166 # define __WXWINCE__
167 # endif
168 #endif
169
170 #if defined(_WIN32_WCE) && !defined(WIN32_PLATFORM_WFSP) && !defined(WIN32_PLATFORM_PSPC)
171 # if (_WIN32_WCE >= 400)
172 # ifndef __WINCE_NET__
173 # define __WINCE_NET__
174 # endif
175 # elif (_WIN32_WCE >= 200)
176 # ifndef __HANDHELDPC__
177 # define __HANDHELDPC__
178 # endif
179 # endif
180 # ifndef __WXWINCE__
181 # define __WXWINCE__
182 # endif
183 #endif
184
185 #if defined(__POCKETPC__) || defined(__SMARTPHONE__) || defined(__WXGPE__)
186 # define __WXHANDHELD__
187 #endif
188
189 /*
190 Include wx/setup.h for the Unix platform defines generated by configure and
191 the library compilation options
192
193 Note that it must be included before defining hardware symbols below as they
194 could be already defined by configure
195 */
196 #include "wx/setup.h"
197
198 /*
199 Hardware platform detection.
200
201 VC++ defines _M_xxx symbols.
202 */
203 #if defined(_M_IX86) || defined(i386) || defined(__i386) || defined(__i386__)
204 #ifndef __INTEL__
205 #define __INTEL__
206 #endif
207 #endif /* x86 */
208
209 #if defined(_M_IA64)
210 #ifndef __IA64__
211 #define __IA64__
212 #endif
213 #endif /* ia64 */
214
215 #if defined(_M_MPPC) || defined(__PPC__) || defined(__ppc__)
216 #ifndef __POWERPC__
217 #define __POWERPC__
218 #endif
219 #endif /* alpha */
220
221 #if defined(_M_ALPHA) || defined(__AXP__)
222 #ifndef __ALPHA__
223 #define __ALPHA__
224 #endif
225 #endif /* alpha */
226
227
228 /*
229 adjust the Unicode setting: wxUSE_UNICODE should be defined as 0 or 1
230 and is used by wxWidgets, _UNICODE and/or UNICODE may be defined or used by
231 the system headers so bring these settings in sync
232 */
233
234 /* set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined */
235 #if defined(_UNICODE) || defined(UNICODE)
236 # undef wxUSE_UNICODE
237 # define wxUSE_UNICODE 1
238 #else /* !UNICODE */
239 # ifndef wxUSE_UNICODE
240 # define wxUSE_UNICODE 0
241 # endif
242 #endif /* UNICODE/!UNICODE */
243
244 /* and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1 */
245 #if wxUSE_UNICODE
246 # ifndef _UNICODE
247 # define _UNICODE
248 # endif
249 # ifndef UNICODE
250 # define UNICODE
251 # endif
252 #endif /* wxUSE_UNICODE */
253
254 #if defined( __MWERKS__ ) && !defined(__INTEL__)
255 /* otherwise MSL headers bring in WIN32 dependant APIs */
256 #undef UNICODE
257 #endif
258
259
260 /* test for old versions of Borland C, need at least 5.82, Turbo explorer,
261 available for free at http://www.turboexplorer.com/downloads
262 */
263 #if defined(__BORLANDC__) && (__BORLANDC__ < 0x582)
264 #error "This version of wxWidgets requires at least Borland 5.82 (Turbo Explorer); You may at your own risk remove this line and try your system"
265 #endif /* __BORLANDC__ */
266
267
268 /*
269 This macro can be used to test the Open Watcom version.
270 */
271 #ifndef __WATCOMC__
272 # define wxWATCOM_VERSION(major,minor) 0
273 # define wxCHECK_WATCOM_VERSION(major,minor) 0
274 # define wxONLY_WATCOM_EARLIER_THAN(major,minor) 0
275 #elif defined(__WATCOMC__) && __WATCOMC__ < 1200
276 # error "Only Open Watcom is supported in this release"
277 #else
278 # define wxWATCOM_VERSION(major,minor) ( major * 100 + minor * 10 + 1100 )
279 # define wxCHECK_WATCOM_VERSION(major,minor) ( __WATCOMC__ >= wxWATCOM_VERSION(major,minor) )
280 # define wxONLY_WATCOM_EARLIER_THAN(major,minor) ( __WATCOMC__ < wxWATCOM_VERSION(major,minor) )
281 #endif
282
283 /*
284 OS: first of all, test for MS-DOS platform. We must do this before testing
285 for Unix, because DJGPP compiler defines __unix__ under MS-DOS
286 */
287 #if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
288 # ifndef __DOS__
289 # define __DOS__
290 # endif
291 /* size_t is the same as unsigned int for Watcom 11 compiler, */
292 /* so define it if it hadn't been done by configure yet */
293 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
294 # ifdef __WATCOMC__
295 # define wxSIZE_T_IS_UINT
296 # endif
297 # ifdef __DJGPP__
298 # define wxSIZE_T_IS_ULONG
299 # endif
300 # endif
301
302 /*
303 OS: then test for generic Unix defines, then for particular flavours and
304 finally for Unix-like systems
305 Mac OS X matches this case (__MACH__), prior Mac OS do not.
306 */
307 #elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
308 defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
309 defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
310 defined(__EMX__) || defined(__VMS) || defined(__BEOS__) || defined(__MACH__)
311
312 # define __UNIX_LIKE__
313
314 /* Helps SGI compilation, apparently */
315 # ifdef __SGI__
316 # ifdef __GNUG__
317 # define __need_wchar_t
318 # else /* !gcc */
319 /*
320 Note I use the term __SGI_CC__ for both cc and CC, its not a good
321 idea to mix gcc and cc/CC, the name mangling is different
322 */
323 # define __SGI_CC__
324 # endif /* gcc/!gcc */
325
326 /* system headers use this symbol and not __cplusplus in some places */
327 # ifndef _LANGUAGE_C_PLUS_PLUS
328 # define _LANGUAGE_C_PLUS_PLUS
329 # endif
330 # endif /* SGI */
331
332 # if defined(__SUNPRO_CC)
333 # ifndef __SUNCC__
334 # define __SUNCC__ __SUNPRO_CC
335 # endif /* Sun CC */
336 # endif /* Sun CC */
337
338 # ifdef __EMX__
339 # define OS2EMX_PLAIN_CHAR
340 # endif
341
342 /* define __HPUX__ for HP-UX where standard macro is __hpux */
343 # if defined(__hpux) && !defined(__HPUX__)
344 # define __HPUX__
345 # endif /* HP-UX */
346
347 # if defined(__CYGWIN__) || defined(__WINE__)
348 # if !defined(wxSIZE_T_IS_UINT)
349 # define wxSIZE_T_IS_UINT
350 # endif
351 # endif
352
353 /* All of these should already be defined by including configure-
354 generated setup.h but we wish to support Xcode compilation without
355 requiring the user to define these himself.
356 */
357 # if defined(__APPLE__) && defined(__MACH__)
358 # ifndef __UNIX__
359 # define __UNIX__ 1
360 # endif
361 # ifndef __BSD__
362 # define __BSD__ 1
363 # endif
364 /* __DARWIN__ is our own define to mean OS X or pure Darwin */
365 # ifndef __DARWIN__
366 # define __DARWIN__ 1
367 # endif
368 /* NOTE: TARGET_CARBON is actually a 0/1 and must be 1 for OS X */
369 # ifndef TARGET_CARBON
370 # define TARGET_CARBON 1
371 # endif
372 /* OS X uses unsigned long size_t for both ILP32 and LP64 modes. */
373 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
374 # define wxSIZE_T_IS_ULONG
375 # endif
376 # endif
377
378 /*
379 OS: Classic Mac OS
380 */
381 #elif defined(applec) || \
382 defined(THINK_C) || \
383 (defined(__MWERKS__) && !defined(__INTEL__))
384 /* MacOS */
385 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
386 # define wxSIZE_T_IS_ULONG
387 # endif
388
389 /*
390 OS: OS/2
391 */
392 #elif defined(__OS2__)
393
394 /* wxOS2 vs. non wxOS2 ports on OS2 platform */
395 # if !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
396 # ifndef __WXPM__
397 # define __WXPM__
398 # endif
399 # endif
400
401 # if defined(__IBMCPP__)
402 # define __VISAGEAVER__ __IBMCPP__
403 # endif
404
405 /* Place other OS/2 compiler environment defines here */
406 # if defined(__VISAGECPP__)
407 /* VisualAge is the only thing that understands _Optlink */
408 # define LINKAGEMODE _Optlink
409 # endif
410 # define wxSIZE_T_IS_UINT
411
412 /*
413 OS: Palm OS
414 */
415 #elif defined(__PALMOS__)
416 # ifdef __WIN32__
417 # error "__WIN32__ should not be defined for PalmOS"
418 # endif
419 # ifdef __WINDOWS__
420 # error "__WINDOWS__ should not be defined for PalmOS"
421 # endif
422 # ifdef __WXMSW__
423 # error "__WXMSW__ should not be defined for PalmOS"
424 # endif
425
426 /*
427 OS: Otherwise it must be Windows
428 */
429 #else /* Windows */
430 # ifndef __WINDOWS__
431 # define __WINDOWS__
432 # endif /* Windows */
433
434 /* to be changed for Win64! */
435 # ifndef __WIN32__
436 # error "__WIN32__ should be defined for Win32 and Win64, Win16 is not supported"
437 # endif
438
439 /*
440 define another standard symbol for Microsoft Visual C++: the standard
441 one (_MSC_VER) is also defined by Metrowerks compiler
442 */
443 # if defined(_MSC_VER) && !defined(__MWERKS__)
444 # define __VISUALC__ _MSC_VER
445 # elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
446 # define __BORLANDC__
447 # elif defined(__WATCOMC__)
448 # elif defined(__SC__)
449 # define __SYMANTECC__
450 # endif /* compiler */
451
452 /* size_t is the same as unsigned int for all Windows compilers we know, */
453 /* so define it if it hadn't been done by configure yet */
454 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
455 # define wxSIZE_T_IS_UINT
456 # endif
457 #endif /* OS */
458
459 /*
460 if we're on a Unix system but didn't use configure (so that setup.h didn't
461 define __UNIX__), do define __UNIX__ now
462 */
463 #if !defined(__UNIX__) && defined(__UNIX_LIKE__)
464 # define __UNIX__
465 #endif /* Unix */
466
467 #if defined(__WXMOTIF__) || defined(__WXX11__)
468 # define __X__
469 #endif
470
471 #ifdef __SC__
472 # ifdef __DMC__
473 # define __DIGITALMARS__
474 # else
475 # define __SYMANTEC__
476 # endif
477 #endif
478
479 #ifdef __INTEL_COMPILER
480 # define __INTELC__
481 #endif
482
483 /*
484 We get "Large Files (ILP32) not supported in strict ANSI mode." #error
485 from HP-UX standard headers when compiling with g++ without this:
486 */
487 #if defined(__HPUX__) && !defined(__STDC_EXT__)
488 # define __STDC_EXT__ 1
489 #endif
490
491 /* Force linking against required libraries under Windows: */
492 #ifdef __WXWINCE__
493 # include "wx/msw/wince/libraries.h"
494 #elif defined __WINDOWS__
495 # include "wx/msw/libraries.h"
496 #endif
497
498 /*
499 This macro can be used to test the gcc version and can be used like this:
500
501 # if wxCHECK_GCC_VERSION(3, 1)
502 ... we have gcc 3.1 or later ...
503 # else
504 ... no gcc at all or gcc < 3.1 ...
505 # endif
506 */
507 #if defined(__GNUC__) && defined(__GNUC_MINOR__)
508 #define wxCHECK_GCC_VERSION( major, minor ) \
509 ( ( __GNUC__ > (major) ) \
510 || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) )
511 #else
512 #define wxCHECK_GCC_VERSION( major, minor ) 0
513 #endif
514
515 #if defined(__BORLANDC__) || (defined(__GNUC__) && __GNUC__ < 3)
516 #define wxNEEDS_CHARPP
517 #endif
518
519 /*
520 This macro can be used to check that the version of mingw32 compiler is
521 at least maj.min
522 */
523 #if ( defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
524 ( defined( __CYGWIN__ ) && defined( __WINDOWS__ ) ) || \
525 wxCHECK_WATCOM_VERSION(1,0) ) && \
526 !defined(__DOS__) && \
527 !defined(__WXPM__) && \
528 !defined(__WXMOTIF__) && \
529 !defined(__WXGTK__) && \
530 !defined(__WXX11__) && \
531 !defined(__WXPALMOS__)
532 # include "wx/msw/gccpriv.h"
533 #else
534 # undef wxCHECK_W32API_VERSION
535 # define wxCHECK_W32API_VERSION(maj, min) (0)
536 #endif
537
538 /**
539 This is similar to wxCHECK_GCC_VERSION but for Sun CC compiler.
540 */
541 #ifdef __SUNCC__
542 /*
543 __SUNCC__ is 0xVRP where V is major version, R release and P patch level
544 */
545 #define wxCHECK_SUNCC_VERSION(maj, min) (__SUNCC__ >= (((maj)<<8) | ((min)<<4)))
546 #else
547 #define wxCHECK_SUNCC_VERSION(maj, min) (0)
548 #endif
549
550 #if defined (__WXMSW__)
551 # if !defined(__WATCOMC__)
552 # define wxHAVE_RAW_BITMAP
553 # endif
554 #endif
555
556 #if defined (__WXMAC__)
557 # if ( !defined(__MACH__) || ( defined(__BIG_ENDIAN__) && __BIG_ENDIAN__ ) )
558 # define WORDS_BIGENDIAN 1
559 # else
560 # undef WORDS_BIGENDIAN
561 # endif
562 #endif
563
564 /*
565 check the consistency of the settings in setup.h: note that this must be
566 done after setting wxUSE_UNICODE correctly as it is used in wx/chkconf.h
567 and after defining the compiler macros which are used in it too
568 */
569 #include "wx/chkconf.h"
570
571
572 /*
573 some compilers don't support iostream.h any longer, while some of theme
574 are not updated with <iostream> yet, so override the users setting here
575 in such case.
576 */
577 #if defined(_MSC_VER) && (_MSC_VER >= 1310)
578 # undef wxUSE_IOSTREAMH
579 # define wxUSE_IOSTREAMH 0
580 #elif defined(__DMC__) || defined(__WATCOMC__)
581 # undef wxUSE_IOSTREAMH
582 # define wxUSE_IOSTREAMH 1
583 #elif defined(__MINGW32__)
584 # undef wxUSE_IOSTREAMH
585 # define wxUSE_IOSTREAMH 0
586 #endif /* compilers with/without iostream.h */
587
588 /*
589 old C++ headers (like <iostream.h>) declare classes in the global namespace
590 while the new, standard ones (like <iostream>) do it in std:: namespace,
591 unless it's an old gcc version.
592
593 using this macro allows constuctions like "wxSTD iostream" to work in
594 either case
595 */
596 #if !wxUSE_IOSTREAMH && (!defined(__GNUC__) || ( __GNUC__ > 2 ) || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
597 # define wxSTD std::
598 #else
599 # define wxSTD
600 #endif
601
602 /* On OpenVMS with the most recent HP C++ compiler some function (i.e. wscanf)
603 * are only available in the std-namespace. (BUG???)
604 */
605 #if defined( __VMS ) && (__DECCXX_VER >= 70100000) && !defined(__STD_CFRONT) && !defined( __NONAMESPACE_STD )
606 # define wxVMS_USE_STD std::
607 #else
608 # define wxVMS_USE_STD
609 #endif
610
611 /* Choose which method we will use for updating menus
612 * - in OnIdle, or when we receive a wxEVT_MENU_OPEN event.
613 * Presently, only Windows and GTK+ support wxEVT_MENU_OPEN.
614 */
615 #ifndef wxUSE_IDLEMENUUPDATES
616 # if (defined(__WXMSW__) || defined(__WXGTK__)) && !defined(__WXUNIVERSAL__)
617 # define wxUSE_IDLEMENUUPDATES 0
618 # else
619 # define wxUSE_IDLEMENUUPDATES 1
620 # endif
621 #endif
622
623 /*
624 * Define symbols that are not yet in
625 * configure or possibly some setup.h files.
626 * They will need to be added.
627 */
628
629 #ifndef wxUSE_FILECONFIG
630 # if wxUSE_CONFIG
631 # define wxUSE_FILECONFIG 1
632 # else
633 # define wxUSE_FILECONFIG 0
634 # endif
635 #endif
636
637 #ifndef wxUSE_HOTKEY
638 # define wxUSE_HOTKEY 0
639 #endif
640
641 #if !defined(wxUSE_WXDIB) && defined(__WXMSW__)
642 # define wxUSE_WXDIB 1
643 #endif
644
645 /*
646 We need AvailabilityMacros.h for ifdefing out things that don't exist on
647 OSX 10.2 and lower
648 FIXME: We need a better way to detect for 10.3 then including a system header
649 */
650 #ifdef __DARWIN__
651 #include <AvailabilityMacros.h>
652 #endif
653
654 #endif /* _WX_PLATFORM_H_ */