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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, normally need at least 5.82, Turbo explorer,
261 available for free at http://www.turboexplorer.com/downloads
262 */
263 #if defined(__BORLANDC__) && (__BORLANDC__ < 0x550)
264 #error "This version of wxWidgets requires a newer version of Borland - we recommend 5.82 (Turbo Explorer); You may at your own risk remove this line and try your system"
265 #endif /* __BORLANDC__ */
266
267 #if defined(__BORLANDC__) && (__BORLANDC__ < 0x582) && (__BORLANDC__ > 0x559)
268 #error "This version of wxWidgets has problems with Borland 5.6; we recommend getting Borland 5.82 (Turbo Explorer); You may at your own risk remove this line and try your system"
269 #endif /* __BORLANDC__ */
270
271
272 /*
273 This macro can be used to test the Open Watcom version.
274 */
275 #ifndef __WATCOMC__
276 # define wxWATCOM_VERSION(major,minor) 0
277 # define wxCHECK_WATCOM_VERSION(major,minor) 0
278 # define wxONLY_WATCOM_EARLIER_THAN(major,minor) 0
279 #elif defined(__WATCOMC__) && __WATCOMC__ < 1200
280 # error "Only Open Watcom is supported in this release"
281 #else
282 # define wxWATCOM_VERSION(major,minor) ( major * 100 + minor * 10 + 1100 )
283 # define wxCHECK_WATCOM_VERSION(major,minor) ( __WATCOMC__ >= wxWATCOM_VERSION(major,minor) )
284 # define wxONLY_WATCOM_EARLIER_THAN(major,minor) ( __WATCOMC__ < wxWATCOM_VERSION(major,minor) )
285 #endif
286
287 /*
288 OS: first of all, test for MS-DOS platform. We must do this before testing
289 for Unix, because DJGPP compiler defines __unix__ under MS-DOS
290 */
291 #if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
292 # ifndef __DOS__
293 # define __DOS__
294 # endif
295 /* size_t is the same as unsigned int for Watcom 11 compiler, */
296 /* so define it if it hadn't been done by configure yet */
297 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
298 # ifdef __WATCOMC__
299 # define wxSIZE_T_IS_UINT
300 # endif
301 # ifdef __DJGPP__
302 # define wxSIZE_T_IS_ULONG
303 # endif
304 # endif
305
306 /*
307 OS: then test for generic Unix defines, then for particular flavours and
308 finally for Unix-like systems
309 Mac OS X matches this case (__MACH__), prior Mac OS do not.
310 */
311 #elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
312 defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
313 defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
314 defined(__EMX__) || defined(__VMS) || defined(__BEOS__) || defined(__MACH__)
315
316 # define __UNIX_LIKE__
317
318 /* Helps SGI compilation, apparently */
319 # ifdef __SGI__
320 # ifdef __GNUG__
321 # define __need_wchar_t
322 # else /* !gcc */
323 /*
324 Note I use the term __SGI_CC__ for both cc and CC, its not a good
325 idea to mix gcc and cc/CC, the name mangling is different
326 */
327 # define __SGI_CC__
328 # endif /* gcc/!gcc */
329
330 /* system headers use this symbol and not __cplusplus in some places */
331 # ifndef _LANGUAGE_C_PLUS_PLUS
332 # define _LANGUAGE_C_PLUS_PLUS
333 # endif
334 # endif /* SGI */
335
336 # if defined(__SUNPRO_CC)
337 # ifndef __SUNCC__
338 # define __SUNCC__ __SUNPRO_CC
339 # endif /* Sun CC */
340 # endif /* Sun CC */
341
342 # ifdef __EMX__
343 # define OS2EMX_PLAIN_CHAR
344 # endif
345
346 /* define __HPUX__ for HP-UX where standard macro is __hpux */
347 # if defined(__hpux) && !defined(__HPUX__)
348 # define __HPUX__
349 # endif /* HP-UX */
350
351 # if defined(__CYGWIN__) || defined(__WINE__)
352 # if !defined(wxSIZE_T_IS_UINT)
353 # define wxSIZE_T_IS_UINT
354 # endif
355 # endif
356
357 /* All of these should already be defined by including configure-
358 generated setup.h but we wish to support Xcode compilation without
359 requiring the user to define these himself.
360 */
361 # if defined(__APPLE__) && defined(__MACH__)
362 # ifndef __UNIX__
363 # define __UNIX__ 1
364 # endif
365 # ifndef __BSD__
366 # define __BSD__ 1
367 # endif
368 /* __DARWIN__ is our own define to mean OS X or pure Darwin */
369 # ifndef __DARWIN__
370 # define __DARWIN__ 1
371 # endif
372 /* NOTE: TARGET_CARBON is actually a 0/1 and must be 1 for OS X */
373 # ifndef TARGET_CARBON
374 # define TARGET_CARBON 1
375 # endif
376 /* OS X uses unsigned long size_t for both ILP32 and LP64 modes. */
377 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
378 # define wxSIZE_T_IS_ULONG
379 # endif
380 # endif
381
382 /*
383 OS: Classic Mac OS
384 */
385 #elif defined(applec) || \
386 defined(THINK_C) || \
387 (defined(__MWERKS__) && !defined(__INTEL__))
388 /* MacOS */
389 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
390 # define wxSIZE_T_IS_ULONG
391 # endif
392
393 /*
394 OS: OS/2
395 */
396 #elif defined(__OS2__)
397
398 /* wxOS2 vs. non wxOS2 ports on OS2 platform */
399 # if !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
400 # ifndef __WXPM__
401 # define __WXPM__
402 # endif
403 # endif
404
405 # if defined(__IBMCPP__)
406 # define __VISAGEAVER__ __IBMCPP__
407 # endif
408
409 /* Place other OS/2 compiler environment defines here */
410 # if defined(__VISAGECPP__)
411 /* VisualAge is the only thing that understands _Optlink */
412 # define LINKAGEMODE _Optlink
413 # endif
414 # define wxSIZE_T_IS_UINT
415
416 /*
417 OS: Palm OS
418 */
419 #elif defined(__PALMOS__)
420 # ifdef __WIN32__
421 # error "__WIN32__ should not be defined for PalmOS"
422 # endif
423 # ifdef __WINDOWS__
424 # error "__WINDOWS__ should not be defined for PalmOS"
425 # endif
426 # ifdef __WXMSW__
427 # error "__WXMSW__ should not be defined for PalmOS"
428 # endif
429
430 /*
431 OS: Otherwise it must be Windows
432 */
433 #else /* Windows */
434 # ifndef __WINDOWS__
435 # define __WINDOWS__
436 # endif /* Windows */
437
438 /* to be changed for Win64! */
439 # ifndef __WIN32__
440 # error "__WIN32__ should be defined for Win32 and Win64, Win16 is not supported"
441 # endif
442
443 /*
444 define another standard symbol for Microsoft Visual C++: the standard
445 one (_MSC_VER) is also defined by Metrowerks compiler
446 */
447 # if defined(_MSC_VER) && !defined(__MWERKS__)
448 # define __VISUALC__ _MSC_VER
449 # elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
450 # define __BORLANDC__
451 # elif defined(__WATCOMC__)
452 # elif defined(__SC__)
453 # define __SYMANTECC__
454 # endif /* compiler */
455
456 /* size_t is the same as unsigned int for all Windows compilers we know, */
457 /* so define it if it hadn't been done by configure yet */
458 # if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
459 # define wxSIZE_T_IS_UINT
460 # endif
461 #endif /* OS */
462
463 /*
464 if we're on a Unix system but didn't use configure (so that setup.h didn't
465 define __UNIX__), do define __UNIX__ now
466 */
467 #if !defined(__UNIX__) && defined(__UNIX_LIKE__)
468 # define __UNIX__
469 #endif /* Unix */
470
471 #if defined(__WXMOTIF__) || defined(__WXX11__)
472 # define __X__
473 #endif
474
475 #ifdef __SC__
476 # ifdef __DMC__
477 # define __DIGITALMARS__
478 # else
479 # define __SYMANTEC__
480 # endif
481 #endif
482
483 #ifdef __INTEL_COMPILER
484 # define __INTELC__
485 #endif
486
487 /*
488 We get "Large Files (ILP32) not supported in strict ANSI mode." #error
489 from HP-UX standard headers when compiling with g++ without this:
490 */
491 #if defined(__HPUX__) && !defined(__STDC_EXT__)
492 # define __STDC_EXT__ 1
493 #endif
494
495 /* Force linking against required libraries under Windows: */
496 #ifdef __WXWINCE__
497 # include "wx/msw/wince/libraries.h"
498 #elif defined __WINDOWS__
499 # include "wx/msw/libraries.h"
500 #endif
501
502 /*
503 This macro can be used to test the gcc version and can be used like this:
504
505 # if wxCHECK_GCC_VERSION(3, 1)
506 ... we have gcc 3.1 or later ...
507 # else
508 ... no gcc at all or gcc < 3.1 ...
509 # endif
510 */
511 #if defined(__GNUC__) && defined(__GNUC_MINOR__)
512 #define wxCHECK_GCC_VERSION( major, minor ) \
513 ( ( __GNUC__ > (major) ) \
514 || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) )
515 #else
516 #define wxCHECK_GCC_VERSION( major, minor ) 0
517 #endif
518
519 #if defined(__BORLANDC__) || (defined(__GNUC__) && __GNUC__ < 3)
520 #define wxNEEDS_CHARPP
521 #endif
522
523 /*
524 This macro can be used to check that the version of mingw32 compiler is
525 at least maj.min
526 */
527 #if ( defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
528 ( defined( __CYGWIN__ ) && defined( __WINDOWS__ ) ) || \
529 wxCHECK_WATCOM_VERSION(1,0) ) && \
530 !defined(__DOS__) && \
531 !defined(__WXPM__) && \
532 !defined(__WXMOTIF__) && \
533 !defined(__WXGTK__) && \
534 !defined(__WXX11__) && \
535 !defined(__WXPALMOS__)
536 # include "wx/msw/gccpriv.h"
537 #else
538 # undef wxCHECK_W32API_VERSION
539 # define wxCHECK_W32API_VERSION(maj, min) (0)
540 #endif
541
542 /**
543 This is similar to wxCHECK_GCC_VERSION but for Sun CC compiler.
544 */
545 #ifdef __SUNCC__
546 /*
547 __SUNCC__ is 0xVRP where V is major version, R release and P patch level
548 */
549 #define wxCHECK_SUNCC_VERSION(maj, min) (__SUNCC__ >= (((maj)<<8) | ((min)<<4)))
550 #else
551 #define wxCHECK_SUNCC_VERSION(maj, min) (0)
552 #endif
553
554 #if defined (__WXMSW__)
555 # if !defined(__WATCOMC__)
556 # define wxHAVE_RAW_BITMAP
557 # endif
558 #endif
559
560 /*
561 Handle Darwin gcc universal compilation. Don't do this in an Apple-
562 specific case since no sane compiler should be defining either
563 __BIG_ENDIAN__ or __LITTLE_ENDIAN__ unless it really is generating
564 code that will be hosted on a machine with the appropriate endianness.
565 If a compiler defines neither, assume the user or configure set
566 WORDS_BIGENDIAN appropriately.
567 */
568 #if defined(__BIG_ENDIAN__)
569 # undef WORDS_BIGENDIAN
570 # define WORDS_BIGENDIAN 1
571 #elif defined(__LITTLE_ENDIAN__)
572 # undef WORDS_BIGENDIAN
573 #elif defined(__WXMAC__) && !defined(WORDS_BIGENDIAN)
574 /* According to Stefan even ancient Mac compilers defined __BIG_ENDIAN__ */
575 # warning "Compiling wxMac with probably wrong endianness"
576 #endif
577
578 /*
579 check the consistency of the settings in setup.h: note that this must be
580 done after setting wxUSE_UNICODE correctly as it is used in wx/chkconf.h
581 and after defining the compiler macros which are used in it too
582 */
583 #include "wx/chkconf.h"
584
585
586 /*
587 some compilers don't support iostream.h any longer, while some of theme
588 are not updated with <iostream> yet, so override the users setting here
589 in such case.
590 */
591 #if defined(_MSC_VER) && (_MSC_VER >= 1310)
592 # undef wxUSE_IOSTREAMH
593 # define wxUSE_IOSTREAMH 0
594 #elif defined(__DMC__) || defined(__WATCOMC__)
595 # undef wxUSE_IOSTREAMH
596 # define wxUSE_IOSTREAMH 1
597 #elif defined(__MINGW32__)
598 # undef wxUSE_IOSTREAMH
599 # define wxUSE_IOSTREAMH 0
600 #endif /* compilers with/without iostream.h */
601
602 /*
603 old C++ headers (like <iostream.h>) declare classes in the global namespace
604 while the new, standard ones (like <iostream>) do it in std:: namespace,
605 unless it's an old gcc version.
606
607 using this macro allows constuctions like "wxSTD iostream" to work in
608 either case
609 */
610 #if !wxUSE_IOSTREAMH && (!defined(__GNUC__) || ( __GNUC__ > 2 ) || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
611 # define wxSTD std::
612 #else
613 # define wxSTD
614 #endif
615
616 /* On OpenVMS with the most recent HP C++ compiler some function (i.e. wscanf)
617 * are only available in the std-namespace. (BUG???)
618 */
619 #if defined( __VMS ) && (__DECCXX_VER >= 70100000) && !defined(__STD_CFRONT) && !defined( __NONAMESPACE_STD )
620 # define wxVMS_USE_STD std::
621 #else
622 # define wxVMS_USE_STD
623 #endif
624
625 /* Choose which method we will use for updating menus
626 * - in OnIdle, or when we receive a wxEVT_MENU_OPEN event.
627 * Presently, only Windows and GTK+ support wxEVT_MENU_OPEN.
628 */
629 #ifndef wxUSE_IDLEMENUUPDATES
630 # if (defined(__WXMSW__) || defined(__WXGTK__)) && !defined(__WXUNIVERSAL__)
631 # define wxUSE_IDLEMENUUPDATES 0
632 # else
633 # define wxUSE_IDLEMENUUPDATES 1
634 # endif
635 #endif
636
637 /*
638 * Define symbols that are not yet in
639 * configure or possibly some setup.h files.
640 * They will need to be added.
641 */
642
643 #ifndef wxUSE_FILECONFIG
644 # if wxUSE_CONFIG
645 # define wxUSE_FILECONFIG 1
646 # else
647 # define wxUSE_FILECONFIG 0
648 # endif
649 #endif
650
651 #ifndef wxUSE_HOTKEY
652 # define wxUSE_HOTKEY 0
653 #endif
654
655 #if !defined(wxUSE_WXDIB) && defined(__WXMSW__)
656 # define wxUSE_WXDIB 1
657 #endif
658
659 /*
660 We need AvailabilityMacros.h for ifdefing out things that don't exist on
661 OSX 10.2 and lower
662 FIXME: We need a better way to detect for 10.3 then including a system header
663 */
664 #ifdef __DARWIN__
665 #include <AvailabilityMacros.h>
666 #endif
667
668 #endif /* _WX_PLATFORM_H_ */