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7f5d45b9b4ef33ec55833c2bb464409cbcb01191
wxWidgets/include/wx/platform.h
PB a7df23d43c Remove checks for outdated GCC versions 
wxWidgets now supports only GCC 4 and newer, so there is no reason
to keep code specific for older GCC versions.
2020-10-19 19:38:53 +02:00

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C
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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)
* Copyright: (c) 1997-2001 Vadim Zeitlin
* 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_
#ifdef __WXMAC_XCODE__
# include <unistd.h>
# include <TargetConditionals.h>
# include <Availability.h>
# ifndef MAC_OS_X_VERSION_10_4
# define MAC_OS_X_VERSION_10_4 1040
# endif
# ifndef MAC_OS_X_VERSION_10_5
# define MAC_OS_X_VERSION_10_5 1050
# endif
# ifndef MAC_OS_X_VERSION_10_6
# define MAC_OS_X_VERSION_10_6 1060
# endif
# ifndef MAC_OS_X_VERSION_10_7
# define MAC_OS_X_VERSION_10_7 1070
# endif
# ifndef MAC_OS_X_VERSION_10_8
# define MAC_OS_X_VERSION_10_8 1080
# endif
# ifndef MAC_OS_X_VERSION_10_9
# define MAC_OS_X_VERSION_10_9 1090
# endif
# ifndef MAC_OS_X_VERSION_10_10
# define MAC_OS_X_VERSION_10_10 101000
# endif
# ifndef MAC_OS_X_VERSION_10_11
# define MAC_OS_X_VERSION_10_11 101100
# endif
# ifndef MAC_OS_X_VERSION_10_12
# define MAC_OS_X_VERSION_10_12 101200
# endif
# ifndef MAC_OS_X_VERSION_10_13
# define MAC_OS_X_VERSION_10_13 101300
# endif
# ifndef MAC_OS_X_VERSION_10_14
# define MAC_OS_X_VERSION_10_14 101400
# endif
# ifndef MAC_OS_X_VERSION_10_15
# define MAC_OS_X_VERSION_10_15 101500
# endif
# ifndef MAC_OS_X_VERSION_10_16
# define MAC_OS_X_VERSION_10_16 101600
# endif
# ifndef MAC_OS_X_VERSION_10_16
# define MAC_OS_VERSION_11_0 110000
# endif
# if __MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
# ifndef NSAppKitVersionNumber10_10
# define NSAppKitVersionNumber10_10 1343
# endif
# ifndef NSAppKitVersionNumber10_11
# define NSAppKitVersionNumber10_11 1404
# endif
# endif
# ifndef __WXOSX__
# define __WXOSX__ 1
# endif
# ifndef __WXMAC__
# define __WXMAC__ 1
# endif
#endif
/*
We use __WINDOWS__ as our main identification symbol for Microsoft Windows
but it's actually not predefined directly by any commonly used compilers
(only Watcom defines it itself and it's not supported any longer), so we
define it ourselves if any of the following macros is defined:
- MSVC _WIN32 (notice that this is also defined under Win64)
- Our __WXMSW__ which selects Windows as platform automatically
*/
#if defined(_WIN32) || defined(__WIN32__) || defined(__WXMSW__)
# ifndef __WINDOWS__
# define __WINDOWS__
# endif /* !__WINDOWS__ */
#endif /* Any standard symbol indicating Windows */
#if defined(__WINDOWS__)
/* Select wxMSW under Windows if no other port is specified. */
# if !defined(__WXMSW__) && !defined(__WXMOTIF__) && !defined(__WXGTK__) && !defined(__WXX11__) && !defined(__WXQT__)
# define __WXMSW__
# endif
# ifndef _WIN32
# define _WIN32
# endif
# ifndef WIN32
# define WIN32
# endif
# ifndef __WIN32__
# define __WIN32__
# endif
/* MSVC predefines _WIN64 for 64 bit builds, for gcc we use generic
architecture definitions. */
# if defined(_WIN64) || defined(__x86_64__)
# ifndef __WIN64__
# define __WIN64__
# endif /* !__WIN64__ */
# endif /* _WIN64 */
#endif /* __WINDOWS__ */
/*
Don't use widget toolkit specific code in non-GUI code in the library
itself to ensure that the same base library is used for both MSW and GTK
ports. But keep __WXMSW__ defined for (console) applications using
wxWidgets for compatibility.
*/
#if defined(WXBUILDING) && defined(wxUSE_GUI) && !wxUSE_GUI
# ifdef __WXMSW__
# undef __WXMSW__
# endif
# ifdef __WXGTK__
# undef __WXGTK__
# endif
#endif
#if (defined(__WXGTK__) || defined(__WXQT__)) && defined(__WINDOWS__)
# ifdef __WXMSW__
# undef __WXMSW__
# endif
#endif /* (__WXGTK__ || __WXQT__) && __WINDOWS__ */
#ifdef __ANDROID__
# define __WXANDROID__
# include "wx/android/config_android.h"
#endif
#include "wx/compiler.h"
/*
Include wx/setup.h for the Unix platform defines generated by configure and
the library compilation options
Note that it must be included before defining hardware symbols below as they
could be already defined by configure but it must be included after defining
the compiler macros above as msvc/wx/setup.h relies on them under Windows.
*/
#include "wx/setup.h"
/*
Convenience for any optional classes that use the wxAnyButton base class.
*/
#if wxUSE_TOGGLEBTN || wxUSE_BUTTON
#define wxHAS_ANY_BUTTON
#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__) || defined(__ppc__)
#ifndef __POWERPC__
#define __POWERPC__
#endif
#endif /* alpha */
#if defined(_M_ALPHA) || defined(__AXP__)
#ifndef __ALPHA__
#define __ALPHA__
#endif
#endif /* alpha */
/*
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 */
/*
OS: then test for generic Unix defines, then for particular flavours and
finally for Unix-like systems
Mac OS X matches this case (__MACH__), prior Mac OS do not.
*/
#if defined(__UNIX__) || defined(__unix) || defined(__unix__) || \
defined(____SVR4____) || defined(__LINUX__) || defined(__sgi) || \
defined(__hpux) || defined(__sun) || defined(__SUN__) || defined(_AIX) || \
defined(__VMS) || defined(__BEOS__) || defined(__MACH__)
# define __UNIX_LIKE__
# ifdef __SGI__
# ifdef __GNUG__
# 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 */
/* system headers use this symbol and not __cplusplus in some places */
# ifndef _LANGUAGE_C_PLUS_PLUS
# define _LANGUAGE_C_PLUS_PLUS
# endif
# endif /* SGI */
# if defined(__INNOTEK_LIBC__)
/* Ensure visibility of strnlen declaration */
# define _GNU_SOURCE
# endif
# if defined(__CYGWIN__)
/* Ensure visibility of Dl_info and pthread_setconcurrency declarations */
# define _GNU_SOURCE
# endif
/* define __HPUX__ for HP-UX where standard macro is __hpux */
# if defined(__hpux) && !defined(__HPUX__)
# define __HPUX__
# endif /* HP-UX */
/* All of these should already be defined by including configure-
generated setup.h but we wish to support Xcode compilation without
requiring the user to define these himself.
*/
# if defined(__APPLE__) && defined(__MACH__)
# ifndef __UNIX__
# define __UNIX__ 1
# endif
# ifndef __BSD__
# define __BSD__ 1
# endif
/* __DARWIN__ is our own define to mean OS X or pure Darwin */
# ifndef __DARWIN__
# define __DARWIN__ 1
# endif
/* OS X uses unsigned long size_t for both ILP32 and LP64 modes. */
# if !defined(wxSIZE_T_IS_UINT) && !defined(wxSIZE_T_IS_ULONG)
# define wxSIZE_T_IS_ULONG
# endif
# endif
/*
OS: Windows
*/
#elif defined(__WINDOWS__)
/* to be changed for Win64! */
# ifndef __WIN32__
# error "__WIN32__ should be defined for Win32 and Win64, Win16 is not supported"
# endif
/* 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) && !defined(__WIN64__)
# define wxSIZE_T_IS_UINT
# endif
#else
# error "Unknown platform."
#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
/*
We get "Large Files (ILP32) not supported in strict ANSI mode." #error
from HP-UX standard headers when compiling with g++ without this:
*/
#if defined(__HPUX__) && !defined(__STDC_EXT__)
# define __STDC_EXT__ 1
#endif
/* Force linking against required libraries under Windows: */
#if defined __WINDOWS__
# include "wx/msw/libraries.h"
#endif
/*
Note that wx/msw/gccpriv.h must be included after defining UNICODE and
_UNICODE macros as it includes _mingw.h which relies on them being set.
*/
#if ( defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || \
( defined( __CYGWIN__ ) && defined( __WINDOWS__ ) ) ) && \
!defined(__WXMOTIF__) && \
!defined(__WXX11__)
# include "wx/msw/gccpriv.h"
#else
# undef wxCHECK_W32API_VERSION
# define wxCHECK_W32API_VERSION(maj, min) (0)
# undef wxCHECK_MINGW32_VERSION
# define wxCHECK_MINGW32_VERSION( major, minor ) (0)
# define wxDECL_FOR_MINGW32_ALWAYS(rettype, func, params)
# define wxDECL_FOR_STRICT_MINGW32(rettype, func, params)
#endif
/*
Handle Darwin gcc universal compilation. Don't do this in an Apple-
specific case since no sane compiler should be defining either
__BIG_ENDIAN__ or __LITTLE_ENDIAN__ unless it really is generating
code that will be hosted on a machine with the appropriate endianness.
If a compiler defines neither, assume the user or configure set
WORDS_BIGENDIAN appropriately.
*/
#if defined(__BIG_ENDIAN__)
# undef WORDS_BIGENDIAN
# define WORDS_BIGENDIAN 1
#elif defined(__LITTLE_ENDIAN__)
# undef WORDS_BIGENDIAN
#elif defined(__WXMAC__) && !defined(WORDS_BIGENDIAN)
/* According to Stefan even ancient Mac compilers defined __BIG_ENDIAN__ */
# warning "Compiling wxMac with probably wrong endianness"
#endif
/* also the 32/64 bit universal builds must be handled accordingly */
#ifdef __DARWIN__
# ifdef __LP64__
# undef SIZEOF_VOID_P
# undef SIZEOF_LONG
# undef SIZEOF_SIZE_T
# define SIZEOF_VOID_P 8
# define SIZEOF_LONG 8
# define SIZEOF_SIZE_T 8
# else
# undef SIZEOF_VOID_P
# undef SIZEOF_LONG
# undef SIZEOF_SIZE_T
# define SIZEOF_VOID_P 4
# define SIZEOF_LONG 4
# define SIZEOF_SIZE_T 4
# endif
#endif
/*
Define various OS X symbols before including wx/chkconf.h which uses them.
__WXOSX_MAC__ means Mac OS X, non embedded
__WXOSX_IPHONE__ means OS X iPhone
*/
/*
Normally all of __WXOSX_XXX__, __WXOSX__ and __WXMAC__ are defined by
configure but ensure that we also define them if configure was not used for
whatever reason.
The primary symbol remains __WXOSX_XXX__ one, __WXOSX__ exists to allow
checking for any OS X port (Cocoa) and __WXMAC__ is an old name
for it.
*/
#if defined(__WXOSX_COCOA__) || defined(__WXOSX_IPHONE__)
# ifndef __WXOSX__
# define __WXOSX__ 1
# endif
# ifndef __WXMAC__
# define __WXMAC__ 1
# endif
#endif
#ifdef __WXOSX__
/* setup precise defines according to sdk used */
# include <TargetConditionals.h>
# if defined(__WXOSX_IPHONE__)
# if !( defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE )
# error "incorrect SDK for an iPhone build"
# endif
# else
# if wxUSE_GUI && !defined(__WXOSX_COCOA__)
# error "one of __WXOSX_IPHONE__ or __WXOSX_COCOA__ must be defined for the GUI build"
# endif
# if !( defined(TARGET_OS_MAC) && TARGET_OS_MAC )
# error "incorrect SDK for a Mac OS X build"
# endif
# define __WXOSX_MAC__ 1
# endif
#endif
#ifdef __WXOSX_MAC__
# if defined(__MACH__)
# include <Availability.h>
# ifndef MAC_OS_X_VERSION_10_4
# define MAC_OS_X_VERSION_10_4 1040
# endif
# ifndef MAC_OS_X_VERSION_10_5
# define MAC_OS_X_VERSION_10_5 1050
# endif
# ifndef MAC_OS_X_VERSION_10_6
# define MAC_OS_X_VERSION_10_6 1060
# endif
# ifndef MAC_OS_X_VERSION_10_7
# define MAC_OS_X_VERSION_10_7 1070
# endif
# ifndef MAC_OS_X_VERSION_10_8
# define MAC_OS_X_VERSION_10_8 1080
# endif
# ifndef MAC_OS_X_VERSION_10_9
# define MAC_OS_X_VERSION_10_9 1090
# endif
# ifndef MAC_OS_X_VERSION_10_10
# define MAC_OS_X_VERSION_10_10 101000
# endif
# ifndef MAC_OS_X_VERSION_10_11
# define MAC_OS_X_VERSION_10_11 101100
# endif
# ifndef MAC_OS_X_VERSION_10_12
# define MAC_OS_X_VERSION_10_12 101200
# endif
# ifndef MAC_OS_X_VERSION_10_13
# define MAC_OS_X_VERSION_10_13 101300
# endif
# ifndef MAC_OS_X_VERSION_10_14
# define MAC_OS_X_VERSION_10_14 101400
# endif
# ifndef MAC_OS_X_VERSION_10_15
# define MAC_OS_X_VERSION_10_15 101500
# endif
# ifndef MAC_OS_X_VERSION_10_16
# define MAC_OS_X_VERSION_10_16 101600
# endif
# ifndef MAC_OS_X_VERSION_10_16
# define MAC_OS_VERSION_11_0 110000
# endif
# if __MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_13
# ifndef NSAppKitVersionNumber10_10
# define NSAppKitVersionNumber10_10 1343
# endif
# ifndef NSAppKitVersionNumber10_11
# define NSAppKitVersionNumber10_11 1404
# endif
# endif
# else
# error "only mach-o configurations are supported"
# endif
#endif
/*
This is obsolete and kept for backwards compatibility only.
*/
#if defined(__WXOSX__)
# define __WXOSX_OR_COCOA__ 1
#endif
/*
check the consistency of the settings in setup.h: note that this must be
done after setting wxUSE_UNICODE correctly as it is used in wx/chkconf.h
and after defining the compiler macros which are used in it too
*/
#include "wx/chkconf.h"
/* These macros exist only for compatibility, don't use them in the new code */
#define wxUSE_IOSTREAMH 0
#define wxSTD std::
/* On OpenVMS with the most recent HP C++ compiler some function (i.e. wscanf)
* are only available in the std-namespace. (BUG???)
*/
#if defined( __VMS ) && (__DECCXX_VER >= 70100000) && !defined(__STD_CFRONT) && !defined( __NONAMESPACE_STD )
# define wxVMS_USE_STD std::
#else
# define wxVMS_USE_STD
#endif
#ifdef __VMS
#define XtDisplay XTDISPLAY
#ifdef __WXMOTIF__
#define XtParent XTPARENT
#define XtScreen XTSCREEN
#define XtWindow XTWINDOW
#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, OS X and GTK+ support wxEVT_MENU_OPEN.
*/
#ifndef wxUSE_IDLEMENUUPDATES
# if (defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXOSX__)) && !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 && wxUSE_TEXTFILE
# 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
/*
Optionally supported C++ features.
*/
/*
RTTI: if it is disabled in build/msw/makefile.* then this symbol will
already be defined but it's also possible to do it from configure (with
g++) or by editing project files with MSVC so test for it here too.
*/
#ifndef wxNO_RTTI
/*
Only 4.3 defines __GXX_RTTI by default so its absence is not an
indication of disabled RTTI with the previous versions.
*/
# if defined(__clang__)
# if !__has_feature(cxx_rtti)
# define wxNO_RTTI
# endif
# elif wxCHECK_GCC_VERSION(4, 3)
# ifndef __GXX_RTTI
# define wxNO_RTTI
# endif
# elif defined(_MSC_VER)
# ifndef _CPPRTTI
# define wxNO_RTTI
# endif
# endif
#endif /* wxNO_RTTI */
#endif /* _WX_PLATFORM_H_ */
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