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160 lines
4.4 KiB
C
160 lines
4.4 KiB
C
/*
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* Platform
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* __MSDOS__ set when compiling for DOS (not Windows)
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* _Windows set when compiling for any version of Microsoft Windows
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* __WIN32__ set when compiling for Windows95 or WindowsNT (32 bit mode)
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* __32BIT__ set when compiling in 32-bit "flat" mode (DOS, Windows, ARM)
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* __64BIT__ set when compiling in 64-bit mode
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* __ECOS__ set if Pawn was included with the eCos with configtool
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* __LINUX__ set when compiling for Linux
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*
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* Copyright 1998-2011, ITB CompuPhase, The Netherlands.
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* No usage restrictions, no warranties.
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*/
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#ifndef _OSDEFS_H
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#define _OSDEFS_H
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/* Every compiler uses different "default" macros to indicate the mode
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* it is in. Throughout the source, we use the Borland C++ macros, so
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* the macros of Watcom C/C++ and Microsoft Visual C/C++ are mapped to
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* those of Borland C++.
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*/
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#if defined(__WATCOMC__)
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#if defined(__WINDOWS__) || defined(__NT__)
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#define _Windows 1
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#endif
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#if defined(__386__) || defined(__NT__)
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#define __32BIT__ 1
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#endif
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#if defined(_Windows) && defined(__32BIT__)
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#define __WIN32__ 1
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#endif
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#elif defined(_MSC_VER)
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#if defined(_WINDOWS) || defined(_WIN32)
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#define _Windows 1
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#endif
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#if defined(_WIN32)
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#define __WIN32__ 1
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#define __32BIT__ 1
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#endif
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#elif defined __arm__
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#define __32BIT__ 1
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#elif defined __AVR__
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#define __16BIT__ 1
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#endif
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#if !defined __16BIT__ && !defined __32BIT__ && !defined __64BIT__
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#define __32BIT__ 1
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#endif
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#if (defined __linux || defined __linux__) && !defined __LINUX__
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#define __LINUX__
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#endif
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/* To be able to eventually set __ECOS__, we have to find a symbol
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* defined in a common place (so including the header file won't break
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* anything for other platforms). <sys/types.h> includes
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* <pkgconf/system.h> and in this later file we can find CYGPKG_PAWN
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* if the Pawn package was included with configtool and so we know
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* that we are compiling for eCos.
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*/
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#if defined CCSINFO
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#include <sys/types.h>
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#endif
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#if defined CYGPKG_PAWN
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#define __ECOS__ 1
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#define HAVE_ALLOCA_H 0
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#endif
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#if defined __FreeBSD__
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#include <sys/endian.h>
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#elif defined __LINUX__
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#include <endian.h>
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#elif defined __ECOS__
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#include <cyg/hal/hal_endian.h>
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#define BIG_ENDIAN 4321
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#define LITTLE_ENDIAN 1234
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#if (CYG_BYTEORDER == CYG_LSBFIRST)
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#define BYTE_ORDER LITTLE_ENDIAN
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#else
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#define BYTE_ORDER BIG_ENDIAN
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#endif
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/*
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* eCos option management.
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*/
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#include <pkgconf/pawn.h>
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#if CYGPKG_PAWN_AMX_ANSIONLY==1
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#define AMX_ANSIONLY
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#endif
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#define PAWN_CELL_SIZE CYGPKG_PAWN_AMX_CELLSIZE
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#if CYGPKG_PAWN_CORE_RANDOM==0
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#define AMX_NORANDOM
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#endif
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#if CYGPKG_PAWN_CORE_PROPERTY==0
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#define AMX_NOPROPLIST
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#endif
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#if CYGPKG_PAWN_AMX_CONS_FIXEDPOINT==1
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#define FIXEDPOINT
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#endif
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#if CYGPKG_PAWN_AMX_CONS_FLOATPOINT==1
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#define FLOATPOINT
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#endif
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#endif
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/* Linux now has these */
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#if !defined BIG_ENDIAN
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#define BIG_ENDIAN 4321
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#endif
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#if !defined LITTLE_ENDIAN
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#define LITTLE_ENDIAN 1234
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#endif
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/* educated guess, BYTE_ORDER is undefined, i386 is common => little endian */
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#if !defined BYTE_ORDER
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#if defined UCLINUX
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#define BYTE_ORDER BIG_ENDIAN
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#else
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif
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#endif
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#if defined __MSDOS__ || defined __WIN32__ || defined _Windows
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#define DIRSEP_CHAR '\\'
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#elif defined macintosh /* only the original Macintosh uses ':', OSX uses the '/' */
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#define DIRSEP_CHAR ':'
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#else
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#define DIRSEP_CHAR '/'
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#endif
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/* _MAX_PATH is sometimes called differently and it may be in limits.h or
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* stdlib.h instead of stdio.h.
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*/
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#if !defined _MAX_PATH
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/* not defined, perhaps stdio.h was not included */
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#if !defined PATH_MAX
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#include <stdio.h>
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#endif
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#if !defined _MAX_PATH && !defined PATH_MAX
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/* no _MAX_PATH and no MAX_PATH, perhaps it is in limits.h */
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#include <limits.h>
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#endif
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#if !defined _MAX_PATH && !defined PATH_MAX
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/* no _MAX_PATH and no MAX_PATH, perhaps it is in stdlib.h */
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#include <stdlib.h>
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#endif
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/* if _MAX_PATH is undefined, try common alternative names */
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#if !defined _MAX_PATH
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#if defined MAX_PATH
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#define _MAX_PATH MAX_PATH
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#elif defined _POSIX_PATH_MAX
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#define _MAX_PATH _POSIX_PATH_MAX
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#else
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/* everything failed, actually we have a problem here... */
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#define _MAX_PATH 1024
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#endif
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#endif
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#endif
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#endif /* _OSDEFS_H */
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