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wxWidgets/include/wx/platform.h
Stefan Csomor 819f6fb9f0 needed for avoiding double typedefs in xcode builds 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31792 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2005-02-06 15:57:19 +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 wxWidgets 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
/*
WXMAC variants
__WXMAC_CLASSIC__ means ppc non-carbon builds, __WXMAC_CARBON__ means
carbon API available (mach or cfm builds) , __WXMAC_OSX__ means mach-o
builds, running under 10.2 + only
*/
#ifdef __WXMAC__
# if defined(__MACH__)
# define __WXMAC_OSX__
# define __WXMAC_CARBON__
# ifdef __WXMAC_XCODE__
# include <unistd.h>
# include "wx/mac/carbon/config_xcode.h"
# endif
# else
# if TARGET_CARBON
# define __WXMAC_CARBON__
# else
# define __WXMAC_CLASSIC__
# endif
# endif
#endif
/*
__WXOSX__ is a common define to wxMac (Carbon) and wxCocoa ports under OS X.
*/
#if defined(__WXMAC_OSX__) || defined(__WXCOCOA__)
# define __WXOSX__
#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(__PALMOS__)
# ifndef __WXPALMOS__
# define __WXPALMOS__
# endif
# ifdef __WXMSW__
# undef __WXMSW__
# endif
# ifdef __WINDOWS__
# undef __WINDOWS__
# endif
# ifdef __WIN32__
# undef __WIN32__
# endif
# ifdef WIN32
# undef WIN32
# endif
# ifdef _WIN32
# undef _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__)) \
&& !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__)
# ifndef __WXMSW__
# define __WXMSW__
# endif
# ifndef __WIN32__
# define __WIN32__
# endif
/*
The library user may override the default setting of WINVER by defining
it in his own makefile or project file -- if it is defined, we don't
touch it at all.
It makes sense to define WINVER as:
- either some lowish value (e.g. 0x0302) to not even compile in the
features not available in Windows version lower than some given
one
- or to a higher value than the one used by default for the given
compiler if you updated its headers to newer version of Platform
SDK, e.g. VC6 ships with 0x0400 headers by default but may also
work with 0x0500 headers and beyond
*/
# ifndef WINVER
# if defined(_MSC_VER) && _MSC_VER < 1300
/*
VC6 defines some stuff in its default headers which is normally
only present if WINVER >= 0x0500 (FLASHW_XXX constants) which
means that our usual tests not involving WINVER sometimes fail
with it, hence explicitly define a lower WINVER value for it.
*/
# define WINVER 0x0400
# elif defined(__DMC__)
/*
Digital Mars is distributed with a little outdated headers.
*/
# define WINVER 0x0400
# else /* !VC++ 6 */
/*
see MSDN for the description of possible WINVER values, this one
is the highest one defined right now (Windows Server 2003) and
we use it unless it was explicitly overridden by the user to
disable recent features support as we check for all of the
features we use which could be not available on earlier Windows
systems during run-time anyhow, so there is almost no
disadvantage in using it.
*/
# define WINVER 0x0502
# endif /* VC++ 6/!VC++6 */
# 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 */
/* detect MS SmartPhone */
#if defined( WIN32_PLATFORM_WFSP )
# ifndef __SMARTPHONE__
# define __SMARTPHONE__
# endif
# ifndef __WXWINCE__
# define __WXWINCE__
# endif
#endif
/* detect PocketPC */
#if defined( WIN32_PLATFORM_PSPC )
# ifndef __POCKETPC__
# define __POCKETPC__
# endif
# ifndef __WXWINCE__
# define __WXWINCE__
# endif
#endif
/* detect Standard WinCE SDK */
#if defined( WCE_PLATFORM_STANDARDSDK )
# ifndef __WINCE_STANDARDSDK__
# define __WINCE_STANDARDSDK__
# endif
# ifndef __WXWINCE__
# define __WXWINCE__
# endif
#endif
#if defined(_WIN32_WCE) && !defined(WIN32_PLATFORM_WFSP) && !defined(WIN32_PLATFORM_PSPC)
# if (_WIN32_WCE >= 400)
# ifndef __WINCE_NET__
# define __WINCE_NET__
# endif
# elif (_WIN32_WCE >= 200)
# ifndef __HANDHELDPC__
# define __HANDHELDPC__
# endif
# endif
# ifndef __WXWINCE__
# define __WXWINCE__
# endif
#endif
/*
Hardware platform detection.
VC++ defines _M_xxx symbols.
*/
#if defined(_M_IX86) || defined(i386) || defined(__i386) || defined(__i386__)
#ifndef __INTEL__
#define __INTEL__
#endif
#endif /* x86 */
#if defined(_M_IA64)
#ifndef __IA64__
#define __IA64__
#endif
#endif /* ia64 */
#if defined(_M_MPPC) || defined(__PPC__)
#ifndef __POWERPC__
#define __POWERPC__
#endif
#endif /* alpha */
#if defined(_M_ALPHA) || defined(__AXP__)
#ifndef __ALPHA__
#define __ALPHA__
#endif
#endif /* alpha */
/*
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"
/*
adjust the Unicode setting: wxUSE_UNICODE should be defined as 0 or 1
and is used by wxWidgets, _UNICODE and/or UNICODE may be defined or used by
the system headers so bring these settings in sync
*/
/* set wxUSE_UNICODE to 1 if UNICODE or _UNICODE is defined */
#if defined(_UNICODE) || defined(UNICODE)
# undef wxUSE_UNICODE
# define wxUSE_UNICODE 1
#else /* !UNICODE */
# ifndef wxUSE_UNICODE
# define wxUSE_UNICODE 0
# endif
#endif /* UNICODE/!UNICODE */
/* and vice versa: define UNICODE and _UNICODE if wxUSE_UNICODE is 1 */
#if wxUSE_UNICODE
# ifndef _UNICODE
# define _UNICODE
# endif
# ifndef UNICODE
# define UNICODE
# endif
#endif /* wxUSE_UNICODE */
#if defined( __MWERKS__ ) && !defined(__INTEL__)
// otherwise MSL headers bring in WIN32 dependant APIs
#undef UNICODE
#endif
/*
some compilers don't support iostream.h any longer, while some of theme
are not updated with <iostream> yet, so override the users setting here
in such case.
*/
#if defined(_MSC_VER) && (_MSC_VER >= 1310)
# undef wxUSE_IOSTREAMH
# define wxUSE_IOSTREAMH 0
#elif defined(__DMC__) || defined(__WATCOMC__)
# undef wxUSE_IOSTREAMH
# define wxUSE_IOSTREAMH 1
#elif defined(__MINGW32__)
# undef wxUSE_IOSTREAMH
# define wxUSE_IOSTREAMH 0
#endif /* compilers with/without 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
#elif defined(__PALMOS__)
# ifdef __WIN32__
# error "__WIN32__ should not be defined for PalmOS"
# endif
# ifdef __WINDOWS__
# error "__WINDOWS__ should not be defined for PalmOS"
# endif
# ifdef __WXMSW__
# error "__WXMSW__ should not be defined for PalmOS"
# endif
#else /* Windows */
# ifndef __WINDOWS__
# define __WINDOWS__
# endif /* Windows */
/* to be changed for Win64! */
# ifndef __WIN32__
# error "__WIN32__ should be defined for Win32 and Win64, Win16 is not supported"
# 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(__WXMOTIF__) || defined(__WXX11__)
# define __X__
#endif
#ifdef __SC__
# ifdef __DMC__
# define __DIGITALMARS__
# else
# define __SYMANTEC__
# endif
#endif
/* Force linking against required libraries under Windows CE: */
#ifdef __WXWINCE__
# include "wx/msw/wince/libraries.h"
#endif
/* Force inclusion of main PalmOS header: */
#ifdef __WXPALMOS__
# include <PalmOS.h>
# undef Abs
#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) ) && \
!defined(__DOS__) && \
!defined(__WXMOTIF__) && \
!defined(__WXGTK__) && \
!defined(__WXX11__) && \
!defined(__WXPALMOS__)
# 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__)) && !defined(__WXUNIVERSAL__)
# 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
/*
We need AvailabilityMacros.h for ifdefing out things that don't exist on
OSX 10.2 and lower
FIXME: We need a better way to detect for 10.3 then including a system header
*/
#ifdef __DARWIN__
#include <AvailabilityMacros.h>
#endif
#endif /* _WX_PLATFORM_H_ */
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