include/wx/platform.h

   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 wxWidgets 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         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__ 1
  35                 #define __WXMAC_CARBON__ 1
  36                 #define __WXMAC_CLASSIC__ 0
  37         #ifdef __WXMAC_XCODE__
  38             #include "wx/mac/carbon/config_xcode.h"
  39         #endif
  40         #else
  41                 #define __WXMAC_OSX__ 0
  42                 #if TARGET_CARBON
  43                         #define __WXMAC_CARBON__ 1
  44                         #define __WXMAC_CLASSIC__ 0
  45                 #else
  46                         #define __WXMAC_CARBON__ 0
  47                         #define __WXMAC_CLASSIC__ 1
  48                 #endif
  49         #endif
  50 #endif
  51
  52 /*
  53    first define Windows symbols if they're not defined on the command line: we
  54    can autodetect everything we need if _WIN32 is defined
  55  */
  56 #if defined(__CYGWIN32__) && !defined(__WXMOTIF__) && !defined(__WXGTK__) \
  57     && !defined(__WXX11__)
  58     /* for Cygwin, default to wxMSW unless otherwise specified */
  59 #    ifndef __WXMSW__
  60 #        define __WXMSW__
  61 #    endif
  62
  63 #    ifndef _WIN32
  64 #        define _WIN32
  65 #    endif
  66
  67 #    ifndef WIN32
  68 #        define WIN32
  69 #    endif
  70 #endif
  71
  72 #if defined(_WIN64)
  73 #    ifndef _WIN32
  74         /*
  75             a lot of code (mistakenly) uses #ifdef _WIN32 to either test for
  76             Windows or to test for !__WIN16__, so we must define _WIN32 for
  77             Win64 as well to ensure that the existing code continues to work.
  78          */
  79 #       define _WIN32
  80 #   endif /* !_WIN32 */
  81
  82 #   ifndef __WIN64__
  83 #       define __WIN64__
  84 #   endif /* !__WIN64__ */
  85 #endif /* _WIN64 */
  86
  87 #if (defined(_WIN32) || defined(WIN32) || defined(__NT__) || defined(__WXWINCE__)) \
  88     && !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
  89 #    ifndef __WXMSW__
  90 #        define __WXMSW__
  91 #    endif
  92
  93 #    ifndef __WIN32__
  94 #        define __WIN32__
  95 #    endif
  96
  97     /*
  98        see MSDN for the description of possible WINVER values, this one is the
  99        highest one defined right now (Windows Server 2003) and we use it unless
 100        it was explicitly overridden by the user to disable recent features
 101        support as we check for all of the features we use which could be not
 102        available on earlier Windows systems during run-time anyhow, so there is
 103        almost no disadvantage in using it.
 104      */
 105 #    ifndef WINVER
 106 #        define WINVER 0x0502
 107 #    endif
 108
 109     /* Win95 means Win95-style UI, i.e. Win9x/NT 4+ */
 110 #    if !defined(__WIN95__) && (WINVER >= 0x0400)
 111 #        define __WIN95__
 112 #    endif
 113 #endif /* Win32 */
 114
 115 #if defined(__WXMSW__) || defined(__WIN32__)
 116 #    if !defined(__WINDOWS__)
 117 #        define __WINDOWS__
 118 #    endif
 119 #endif
 120
 121 #ifdef __WINE__
 122 #    ifndef __WIN95__
 123 #        define __WIN95__
 124 #    endif
 125 #endif /* WINE */
 126
 127 /* detect SmartPhone */
 128 #if defined( WIN32_PLATFORM_WFSP )
 129 #    ifndef __SMARTPHONE__
 130 #        define __SMARTPHONE__
 131 #    endif
 132 #endif
 133
 134 /* detect PocketPC */
 135 #if defined( WIN32_PLATFORM_PSPC )
 136 #    ifndef __POCKETPC__
 137 #        define __POCKETPC__
 138 #    endif
 139 #endif
 140
 141 /* detect Standard WinCE SDK */
 142 #if defined( WCE_PLATFORM_STANDARDSDK )
 143 #    ifndef __WINCE_STANDARDSDK__
 144 #        define __WINCE_STANDARDSDK__
 145 #    endif
 146 #endif
 147
 148 #if defined(_WIN32_WCE) && !defined(WIN32_PLATFORM_WFSP) && !defined(WIN32_PLATFORM_PSPC)
 149 #   if (_WIN32_WCE >= 400)
 150 #       ifndef __WINCE_NET__
 151 #           define __WINCE_NET__
 152 #       endif
 153 #   elif (_WIN32_WCE >= 200)
 154 #       ifndef __HANDHELDPC__
 155 #           define __HANDHELDPC__
 156 #       endif
 157 #   endif
 158 #endif
 159
 160 /*
 161    Include wx/setup.h for the Unix platform defines generated by configure and
 162    the library compilation options
 163  */
 164 #include "wx/setup.h"
 165
 166 /* check the consistency of the settings in setup.h */
 167 #include "wx/chkconf.h"
 168
 169 /*
 170    adjust the Unicode setting: wxUSE_UNICODE should be defined as 0 or 1
 171    and is used by wxWidgets, _UNICODE and/or UNICODE may be defined or used by
 172    the system headers so bring these settings in sync
 173  */
 174
 175 /* set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined */
 176 #if defined(_UNICODE) || defined(UNICODE)
 177 #   undef wxUSE_UNICODE
 178 #   define wxUSE_UNICODE 1
 179 #else /* !UNICODE */
 180 #   ifndef wxUSE_UNICODE
 181 #       define wxUSE_UNICODE 0
 182 #   endif
 183 #endif /* UNICODE/!UNICODE */
 184
 185 /* and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1 */
 186 #if wxUSE_UNICODE
 187 #   ifndef _UNICODE
 188 #       define _UNICODE
 189 #   endif
 190 #   ifndef UNICODE
 191 #       define UNICODE
 192 #   endif
 193 #endif /* wxUSE_UNICODE */
 194
 195 #if defined( __MWERKS__ ) && !defined(__INTEL__)
 196 // otherwise MSL headers bring in WIN32 dependant APIs
 197 #undef UNICODE
 198 #endif
 199 /*
 200    some compilers don't support iostream.h any longer, while some of theme
 201    are not updated with <iostream> yet, so override the users setting here
 202    in such case.
 203  */
 204 #if defined(_MSC_VER) && (_MSC_VER >= 1310)
 205 #    undef wxUSE_IOSTREAMH
 206 #    define wxUSE_IOSTREAMH 0
 207 #elif defined(__DMC__) || defined(__WATCOMC__)
 208 #    undef wxUSE_IOSTREAMH
 209 #    define wxUSE_IOSTREAMH 1
 210 #elif defined(__MINGW32__)
 211 #    undef wxUSE_IOSTREAMH
 212 #    define wxUSE_IOSTREAMH 0
 213 #endif /* compilers with/without iostream.h */
 214
 215 /*
 216    old C++ headers (like <iostream.h>) declare classes in the global namespace
 217    while the new, standard ones (like <iostream>) do it in std:: namespace
 218
 219    using this macro allows constuctions like "wxSTD iostream" to work in
 220    either case
 221  */
 222 #if !wxUSE_IOSTREAMH
 223 #    define wxSTD std::
 224 #else
 225 #    define wxSTD
 226 #endif
 227
 228 /*
 229    OS: first of all, test for MS-DOS platform. We must do this before testing
 230        for Unix, because DJGPP compiler defines __unix__ under MS-DOS
 231  */
 232 #if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
 233 #    ifndef __DOS__
 234 #        define __DOS__
 235 #    endif
 236     /* size_t is the same as unsigned int for Watcom 11 compiler, */
 237     /* so define it if it hadn't been done by configure yet */
 238 #    if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
 239 #        ifdef __WATCOMC__
 240 #            define wxSIZE_T_IS_UINT
 241 #        endif
 242 #        ifdef __DJGPP__
 243 #            define wxSIZE_T_IS_ULONG
 244 #        endif
 245 #    endif
 246
 247 /*
 248    OS: then test for generic Unix defines, then for particular flavours and
 249        finally for Unix-like systems
 250  */
 251 #elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
 252       defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
 253       defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
 254       defined(__EMX__) || defined(__VMS) || defined(__BEOS__)
 255
 256 #    define __UNIX_LIKE__
 257
 258     /* Helps SGI compilation, apparently */
 259 #    ifdef __SGI__
 260 #        ifdef __GNUG__
 261 #            define __need_wchar_t
 262 #        else /* !gcc */
 263             /*
 264                Note I use the term __SGI_CC__ for both cc and CC, its not a good
 265                idea to mix gcc and cc/CC, the name mangling is different
 266              */
 267 #            define __SGI_CC__
 268 #        endif /* gcc/!gcc */
 269 #    endif  /* SGI */
 270
 271 #    if defined(sun) || defined(__SUN__)
 272 #        ifndef __GNUG__
 273 #            ifndef __SUNCC__
 274 #                define __SUNCC__
 275 #            endif /* Sun CC */
 276 #        endif
 277 #    endif /* Sun */
 278
 279 #    ifdef __EMX__
 280 #        define OS2EMX_PLAIN_CHAR
 281 #    endif
 282
 283     /* define __HPUX__ for HP-UX where standard macro is __hpux */
 284 #    if defined(__hpux) && !defined(__HPUX__)
 285 #        define __HPUX__
 286 #    endif /* HP-UX */
 287
 288 #    if defined(__CYGWIN__) || defined(__WINE__)
 289 #        if !defined(wxSIZE_T_IS_UINT)
 290 #            define wxSIZE_T_IS_UINT
 291 #        endif
 292 #    endif
 293 #elif defined(applec) || \
 294       defined(THINK_C) || \
 295       (defined(__MWERKS__) && !defined(__INTEL__))
 296       /* MacOS */
 297 #    if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
 298 #        define wxSIZE_T_IS_ULONG
 299 #    endif
 300 #elif defined(__WXMAC__) && defined(__APPLE__)
 301     /* Mac OS X */
 302 #    define __UNIX_LIKE__
 303
 304     /*
 305       These defines are needed when compiling using Project Builder
 306       with a non generated setup0.h
 307     */
 308 #    ifndef __UNIX__
 309 #        define __UNIX__ 1
 310 #    endif
 311 #    ifndef __BSD__
 312 #        define __BSD__ 1
 313 #    endif
 314 #    ifndef __DARWIN__
 315 #        define __DARWIN__ 1
 316 #    endif
 317 #    ifndef __POWERPC__
 318 #        define __POWERPC__ 1
 319 #    endif
 320 #    ifndef TARGET_CARBON
 321 #        define TARGET_CARBON 1
 322 #    endif
 323
 324 #    if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
 325 #        define wxSIZE_T_IS_ULONG
 326 #    endif
 327     /*
 328        Some code has been added to workaround defects(?) in the
 329        bundled gcc compiler. These corrections are identified by
 330        __DARWIN__ for Darwin related corrections (wxMac, wxMotif)
 331      */
 332 #elif defined(__OS2__)
 333 #    if defined(__IBMCPP__)
 334 #        define __VISAGEAVER__ __IBMCPP__
 335 #    endif
 336 #    ifndef __WXOS2__
 337 #        define __WXOS2__
 338 #    endif
 339 #    ifndef __WXPM__
 340 #        define __WXPM__
 341 #    endif
 342
 343     /* Place other OS/2 compiler environment defines here */
 344 #    if defined(__VISAGECPP__)
 345         /* VisualAge is the only thing that understands _Optlink */
 346 #        define LINKAGEMODE _Optlink
 347 #    endif
 348 #    define wxSIZE_T_IS_UINT
 349
 350 #else   /* Windows */
 351 #    ifndef __WINDOWS__
 352 #        define __WINDOWS__
 353 #    endif  /* Windows */
 354
 355     /* to be changed for Win64! */
 356 #    ifndef __WIN32__
 357 #        error "__WIN32__ should be defined for Win32 and Win64, Win16 is not supported"
 358 #    endif
 359
 360     /*
 361        define another standard symbol for Microsoft Visual C++: the standard
 362        one (_MSC_VER) is also defined by Metrowerks compiler
 363      */
 364 #    if defined(_MSC_VER) && !defined(__MWERKS__)
 365 #        define __VISUALC__ _MSC_VER
 366 #    elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
 367 #        define __BORLANDC__
 368 #      elif defined(__WATCOMC__)
 369 #    elif defined(__SC__)
 370 #        define __SYMANTECC__
 371 #    endif  /* compiler */
 372
 373     /* size_t is the same as unsigned int for all Windows compilers we know, */
 374     /* so define it if it hadn't been done by configure yet */
 375 #    if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
 376 #        define wxSIZE_T_IS_UINT
 377 #    endif
 378 #endif  /* OS */
 379
 380 /*
 381    if we're on a Unix system but didn't use configure (so that setup.h didn't
 382    define __UNIX__), do define __UNIX__ now
 383  */
 384 #if !defined(__UNIX__) && defined(__UNIX_LIKE__)
 385 #    define __UNIX__
 386 #endif /* Unix */
 387
 388 #if defined(__HPUX__) && !defined(__WXGTK__)
 389 #    ifndef __WXMOTIF__
 390 #        define __WXMOTIF__
 391 #    endif /* __WXMOTIF__ */
 392 #endif
 393
 394 #if defined(__WXMOTIF__) || defined(__WXX11__)
 395 #    define __X__
 396 #endif
 397
 398 #ifdef __SC__
 399 #    ifdef __DMC__
 400 #         define __DIGITALMARS__
 401 #    else
 402 #         define __SYMANTEC__
 403 #    endif
 404 #endif
 405
 406 /* Force linking against required libraries under Windows CE: */
 407 #ifdef __WXWINCE__
 408 #   include "wx/msw/wince/libraries.h"
 409 #endif
 410
 411 /*
 412    This macro can be used to test the gcc version and can be used like this:
 413
 414 #    if wxCHECK_GCC_VERSION(3, 1)
 415         ... we have gcc 3.1 or later ...
 416 #    else
 417         ... no gcc at all or gcc < 3.1 ...
 418 #    endif
 419 */
 420 #define wxCHECK_GCC_VERSION( major, minor ) \
 421     ( defined(__GNUC__) && defined(__GNUC_MINOR__) \
 422     && ( ( __GNUC__ > (major) ) \
 423         || ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) ) )
 424
 425 /*
 426    This macro can be used to check that the version of mingw32 compiler is
 427    at least maj.min
 428  */
 429 #if ( defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
 430     defined( __CYGWIN__ ) || \
 431       (defined(__WATCOMC__) && __WATCOMC__ >= 1200) ) && \
 432     !defined(__DOS__) && !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
 433 #    include "wx/msw/gccpriv.h"
 434 #else
 435 #    undef wxCHECK_W32API_VERSION
 436 #    define wxCHECK_W32API_VERSION(maj, min) (0)
 437 #endif
 438
 439 #if defined (__WXMSW__)
 440 #    if !defined(__WATCOMC__)
 441 #        define wxHAVE_RAW_BITMAP
 442 #    endif
 443 #endif
 444
 445 #if defined (__WXMAC__)
 446 #    ifndef WORDS_BIGENDIAN
 447 #        define WORDS_BIGENDIAN 1
 448 #    endif
 449 #endif
 450
 451 /* Choose which method we will use for updating menus
 452  * - in OnIdle, or when we receive a wxEVT_MENU_OPEN event.
 453  * Presently, only Windows and GTK+ support wxEVT_MENU_OPEN.
 454  */
 455 #ifndef wxUSE_IDLEMENUUPDATES
 456 #    if (defined(__WXMSW__) || defined(__WXGTK__)) && !defined(__WXUNIVERSAL__)
 457 #        define wxUSE_IDLEMENUUPDATES 0
 458 #    else
 459 #        define wxUSE_IDLEMENUUPDATES 1
 460 #    endif
 461 #endif
 462
 463 /*
 464  * Define symbols that are not yet in
 465  * configure or possibly some setup.h files.
 466  * They will need to be added.
 467  */
 468
 469 #ifndef wxUSE_FILECONFIG
 470 #    if wxUSE_CONFIG
 471 #        define wxUSE_FILECONFIG 1
 472 #    else
 473 #        define wxUSE_FILECONFIG 0
 474 #    endif
 475 #endif
 476
 477 #ifndef wxUSE_HOTKEY
 478 #    define wxUSE_HOTKEY 0
 479 #endif
 480
 481 #if !defined(wxUSE_WXDIB) && defined(__WXMSW__)
 482 #    define wxUSE_WXDIB 1
 483 #endif
 484
 485 #endif /* _WX_PLATFORM_H_ */
 486