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wxWidgets/include/wx/platform.h
Vadim Zeitlin ef620df011 added Win64 detection 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@23816 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-09-22 12:43:36 +00:00

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/*
* Name: wx/platform.h
* Purpose: define the OS and compiler identification macros
* Author: Vadim Zeitlin
* Modified by:
* Created: 29.10.01 (extracted from wx/defs.h)
* RCS-ID: $Id$
* Copyright: (c) 1997-2001 wxWindows team
* Licence: wxWindows licence
*/
/* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
#ifndef _WX_PLATFORM_H_
#define _WX_PLATFORM_H_
/*
Codewarrior doesn't define any Windows symbols until some headers
are included
*/
#if __MWERKS__
# include <stddef.h>
#endif
/*
first define Windows symbols if they're not defined on the command line: we
can autodetect everything we need if _WIN32 is defined
*/
#if defined(__CYGWIN32__) && !defined(__WXMOTIF__) && !defined(__WXGTK__) \
&& !defined(__WXX11__)
/* for Cygwin, default to wxMSW unless otherwise specified */
# ifndef __WXMSW__
# define __WXMSW__
# endif
# ifndef _WIN32
# define _WIN32
# endif
# ifndef WIN32
# define WIN32
# endif
#endif
#if defined(_WIN64)
# ifndef _WIN32
/*
a lot of code (mistakenly) uses #ifdef _WIN32 to either test for
Windows or to test for !__WIN16__, so we must define _WIN32 for
Win64 as well to ensure that the existing code continues to work.
*/
# define _WIN32
# endif /* !_WIN32 */
# ifndef __WIN64__
# define __WIN64__
# endif /* !__WIN64__ */
#endif /* _WIN64 */
#if defined(_WIN32) || defined(WIN32) || defined(__NT__) || defined(__WXWINCE__)
# ifndef __WXMSW__
# define __WXMSW__
# endif
# ifndef __WIN32__
# define __WIN32__
# endif
/*
see MSDN for the description of possible WINVER values, this one is a
good default and, anyhow, we check for most of the features we use
during run-time.
*/
# ifndef WINVER
# define WINVER 0x0400
# endif
/* Win95 means Win95-style UI, i.e. Win9x/NT 4+ */
# if !defined(__WIN95__) && (WINVER >= 0x0400)
# define __WIN95__
# endif
#endif /* Win32 */
#if defined(__WXMSW__) || defined(__WIN32__)
# if !defined(__WINDOWS__)
# define __WINDOWS__
# endif
#endif
#ifdef __WINE__
# ifndef __WIN95__
# define __WIN95__
# endif
#endif /* WINE */
/*
Include wx/setup.h for the Unix platform defines generated by configure and
the library compilation options
*/
#include "wx/setup.h"
/* check the consistency of the settings in setup.h */
#include "wx/chkconf.h"
/*
some compilers don't support iostream.h any longer, so override the users
setting here in such case.
*/
#if defined(_MSC_VER) && (_MSC_VER >= 1310)
# undef wxUSE_IOSTREAMH
# define wxUSE_IOSTREAMH 0
#endif /* compilers not supporting iostream.h */
/*
old C++ headers (like <iostream.h>) declare classes in the global namespace
while the new, standard ones (like <iostream>) do it in std:: namespace
using this macro allows constuctions like "wxSTD iostream" to work in
either case
*/
#if !wxUSE_IOSTREAMH
# define wxSTD std::
#else
# define wxSTD
#endif
/*
OS: first of all, test for MS-DOS platform. We must do this before testing
for Unix, because DJGPP compiler defines __unix__ under MS-DOS
*/
#if defined(__GO32__) || defined(__DJGPP__) || defined(__DOS__)
# ifndef __DOS__
# define __DOS__
# endif
/* size_t is the same as unsigned int for Watcom 11 compiler, */
/* so define it if it hadn't been done by configure yet */
# if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
# ifdef __WATCOMC__
# define wxSIZE_T_IS_UINT
# endif
# ifdef __DJGPP__
# define wxSIZE_T_IS_ULONG
# endif
# endif
/*
OS: then test for generic Unix defines, then for particular flavours and
finally for Unix-like systems
*/
#elif defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
defined(__hpux) || defined(sun) || defined(__SUN__) || defined(_AIX) || \
defined(__EMX__) || defined(__VMS) || defined(__BEOS__)
# define __UNIX_LIKE__
/* Helps SGI compilation, apparently */
# ifdef __SGI__
# ifdef __GNUG__
# define __need_wchar_t
# else /* !gcc */
/*
Note I use the term __SGI_CC__ for both cc and CC, its not a good
idea to mix gcc and cc/CC, the name mangling is different
*/
# define __SGI_CC__
# endif /* gcc/!gcc */
# endif /* SGI */
# if defined(sun) || defined(__SUN__)
# ifndef __GNUG__
# ifndef __SUNCC__
# define __SUNCC__
# endif /* Sun CC */
# endif
# endif /* Sun */
# ifdef __EMX__
# define OS2EMX_PLAIN_CHAR
# endif
/* define __HPUX__ for HP-UX where standard macro is __hpux */
# if defined(__hpux) && !defined(__HPUX__)
# define __HPUX__
# endif /* HP-UX */
# if defined(__CYGWIN__) || defined(__WINE__)
# if !defined(wxSIZE_T_IS_UINT)
# define wxSIZE_T_IS_UINT
# endif
# endif
#elif defined(applec) || \
defined(THINK_C) || \
(defined(__MWERKS__) && !defined(__INTEL__))
/* MacOS */
# if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
# define wxSIZE_T_IS_ULONG
# endif
#elif defined(__WXMAC__) && defined(__APPLE__)
/* Mac OS X */
# define __UNIX_LIKE__
/*
These defines are needed when compiling using Project Builder
with a non generated setup0.h
*/
# ifndef __UNIX__
# define __UNIX__ 1
# endif
# ifndef __BSD__
# define __BSD__ 1
# endif
# ifndef __DARWIN__
# define __DARWIN__ 1
# endif
# ifndef __POWERPC__
# define __POWERPC__ 1
# endif
# ifndef TARGET_CARBON
# define TARGET_CARBON 1
# endif
# if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
# define wxSIZE_T_IS_ULONG
# endif
/*
Some code has been added to workaround defects(?) in the
bundled gcc compiler. These corrections are identified by
__DARWIN__ for Darwin related corrections (wxMac, wxMotif)
*/
#elif defined(__OS2__)
# if defined(__IBMCPP__)
# define __VISAGEAVER__ __IBMCPP__
# endif
# ifndef __WXOS2__
# define __WXOS2__
# endif
# ifndef __WXPM__
# define __WXPM__
# endif
/* Place other OS/2 compiler environment defines here */
# if defined(__VISAGECPP__)
/* VisualAge is the only thing that understands _Optlink */
# define LINKAGEMODE _Optlink
# endif
# define wxSIZE_T_IS_UINT
#else /* Windows */
# ifndef __WINDOWS__
# define __WINDOWS__
# endif /* Windows */
/* to be changed for Win64! */
# ifndef __WIN32__
# define __WIN16__
# endif
/*
define another standard symbol for Microsoft Visual C++: the standard
one (_MSC_VER) is also defined by Metrowerks compiler
*/
# if defined(_MSC_VER) && !defined(__MWERKS__)
# define __VISUALC__ _MSC_VER
# elif defined(__BCPLUSPLUS__) && !defined(__BORLANDC__)
# define __BORLANDC__
# elif defined(__WATCOMC__)
# elif defined(__SC__)
# define __SYMANTECC__
# endif /* compiler */
/* size_t is the same as unsigned int for all Windows compilers we know, */
/* so define it if it hadn't been done by configure yet */
# if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
# define wxSIZE_T_IS_UINT
# endif
#endif /* OS */
/*
if we're on a Unix system but didn't use configure (so that setup.h didn't
define __UNIX__), do define __UNIX__ now
*/
#if !defined(__UNIX__) && defined(__UNIX_LIKE__)
# define __UNIX__
#endif /* Unix */
#if defined(__HPUX__) && !defined(__WXGTK__)
# ifndef __WXMOTIF__
# define __WXMOTIF__
# endif /* __WXMOTIF__ */
#endif
#if defined(__WXMOTIF__) || defined(__WXX11__)
# define __X__
#endif
#ifdef __SC__
# ifdef __DMC__
# define __DIGITALMARS__
# else
# define __SYMANTEC__
# endif
#endif
/*
This macro can be used to test the gcc version and can be used like this:
# if wxCHECK_GCC_VERSION(3, 1)
... we have gcc 3.1 or later ...
# else
... no gcc at all or gcc < 3.1 ...
# endif
*/
#define wxCHECK_GCC_VERSION( major, minor ) \
( defined(__GNUC__) && defined(__GNUC_MINOR__) \
&& ( ( __GNUC__ > (major) ) \
|| ( __GNUC__ == (major) && __GNUC_MINOR__ >= (minor) ) ) )
/*
This macro can be used to check that the version of mingw32 compiler is
at least maj.min
*/
#if defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
defined( __CYGWIN__ ) || \
(defined(__WATCOMC__) && __WATCOMC__ >= 1200)
# include "wx/msw/gccpriv.h"
#else
# undef wxCHECK_W32API_VERSION
# define wxCHECK_W32API_VERSION(maj, min) (0)
#endif
#if defined (__WXMSW__)
# if !defined(__WATCOMC__)
# define wxHAVE_RAW_BITMAP
# endif
#endif
#if defined (__WXMAC__)
# ifndef WORDS_BIGENDIAN
# define WORDS_BIGENDIAN 1
# endif
#endif
/* Choose which method we will use for updating menus
* - in OnIdle, or when we receive a wxEVT_MENU_OPEN event.
* Presently, only Windows and GTK+ support wxEVT_MENU_OPEN.
*/
#ifndef wxUSE_IDLEMENUUPDATES
# if defined(__WXMSW__) || defined(__WXGTK__)
# define wxUSE_IDLEMENUUPDATES 0
# else
# define wxUSE_IDLEMENUUPDATES 1
# endif
#endif
/*
* Define symbols that are not yet in
* configure or possibly some setup.h files.
* They will need to be added.
*/
#ifndef wxUSE_FILECONFIG
# if wxUSE_CONFIG
# define wxUSE_FILECONFIG 1
# else
# define wxUSE_FILECONFIG 0
# endif
#endif
#ifndef wxUSE_HOTKEY
# define wxUSE_HOTKEY 0
#endif
#if !defined(wxUSE_WXDIB) && defined(__WXMSW__)
# define wxUSE_WXDIB 1
#endif
#endif /* _WX_PLATFORM_H_ */
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