mirror of
https://github.com/UberGames/lilium-voyager.git
synced 2024-12-15 14:40:53 +00:00
379 lines
7.6 KiB
C
379 lines
7.6 KiB
C
/*
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===========================================================================
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Copyright (C) 1999-2005 Id Software, Inc.
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This file is part of Quake III Arena source code.
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Quake III Arena source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake III Arena source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Quake III Arena source code; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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#ifndef __Q_PLATFORM_H
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#define __Q_PLATFORM_H
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// this is for determining if we have an asm version of a C function
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#define idx64 0
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#ifdef Q3_VM
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#define id386 0
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#define idppc 0
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#define idppc_altivec 0
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#define idsparc 0
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#else
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#if (defined _M_IX86 || defined __i386__) && !defined(C_ONLY)
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#define id386 1
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#else
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#define id386 0
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#endif
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#if (defined(powerc) || defined(powerpc) || defined(ppc) || \
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defined(__ppc) || defined(__ppc__)) && !defined(C_ONLY)
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#define idppc 1
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#if defined(__VEC__)
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#define idppc_altivec 1
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#ifdef __APPLE__ // Apple's GCC does this differently than the FSF.
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#define VECCONST_UINT8(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
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(vector unsigned char) (a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p)
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#else
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#define VECCONST_UINT8(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p) \
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(vector unsigned char) {a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p}
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#endif
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#else
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#define idppc_altivec 0
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#endif
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#else
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#define idppc 0
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#define idppc_altivec 0
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#endif
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#if defined(__sparc__) && !defined(C_ONLY)
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#define idsparc 1
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#else
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#define idsparc 0
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#endif
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#endif
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#ifndef __ASM_I386__ // don't include the C bits if included from qasm.h
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// for windows fastcall option
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#define QDECL
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#define QCALL
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//================================================================= WIN64/32 ===
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#if defined(_WIN64) || defined(__WIN64__)
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#undef idx64
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#define idx64 1
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#undef QDECL
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#define QDECL __cdecl
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#undef QCALL
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#define QCALL __stdcall
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#if defined( _MSC_VER )
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#define OS_STRING "win_msvc64"
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#elif defined __MINGW64__
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#define OS_STRING "win_mingw64"
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#endif
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#define ID_INLINE __inline
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#define PATH_SEP '\\'
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#if defined( __WIN64__ )
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#define ARCH_STRING "x86_64"
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#elif defined _M_ALPHA
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#define ARCH_STRING "AXP"
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#endif
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#define Q3_LITTLE_ENDIAN
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#define DLL_EXT ".dll"
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#elif defined(_WIN32) || defined(__WIN32__)
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#undef QDECL
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#define QDECL __cdecl
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#undef QCALL
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#define QCALL __stdcall
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#if defined( _MSC_VER )
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#define OS_STRING "win_msvc"
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#elif defined __MINGW32__
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#define OS_STRING "win_mingw"
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#endif
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#define ID_INLINE __inline
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#define PATH_SEP '\\'
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#if defined( _M_IX86 ) || defined( __i386__ )
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#define ARCH_STRING "x86"
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#elif defined _M_ALPHA
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#define ARCH_STRING "AXP"
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#endif
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#define Q3_LITTLE_ENDIAN
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#define DLL_EXT ".dll"
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#endif
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//============================================================== MAC OS X ===
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#if defined(__APPLE__) || defined(__APPLE_CC__)
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#define OS_STRING "macosx"
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#define ID_INLINE inline
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#define PATH_SEP '/'
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#ifdef __ppc__
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#define ARCH_STRING "ppc"
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#define Q3_BIG_ENDIAN
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#elif defined __i386__
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#define ARCH_STRING "x86"
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#define Q3_LITTLE_ENDIAN
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#elif defined __x86_64__
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#undef idx64
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#define idx64 1
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#define ARCH_STRING "x86_64"
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#define Q3_LITTLE_ENDIAN
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#endif
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#define DLL_EXT ".dylib"
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#endif
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//================================================================= LINUX ===
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#if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__GNU__)
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#include <endian.h>
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#if defined(__linux__)
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#define OS_STRING "linux"
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#elif defined(__FreeBSD_kernel__)
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#define OS_STRING "kFreeBSD"
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#else
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#define OS_STRING "GNU"
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#endif
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#define ID_INLINE inline
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#define PATH_SEP '/'
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#if !defined(ARCH_STRING)
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# error ARCH_STRING should be defined by the Makefile
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#endif
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#if defined __x86_64__
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#undef idx64
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#define idx64 1
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#endif
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#if __FLOAT_WORD_ORDER == __BIG_ENDIAN
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#define Q3_BIG_ENDIAN
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#else
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#define Q3_LITTLE_ENDIAN
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#endif
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#define DLL_EXT ".so"
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#endif
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//=================================================================== BSD ===
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#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__)
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#include <sys/types.h>
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#include <machine/endian.h>
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#ifndef __BSD__
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#define __BSD__
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#endif
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#if defined(__FreeBSD__)
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#define OS_STRING "freebsd"
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#elif defined(__OpenBSD__)
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#define OS_STRING "openbsd"
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#elif defined(__NetBSD__)
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#define OS_STRING "netbsd"
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#endif
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#define ID_INLINE inline
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#define PATH_SEP '/'
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#ifdef __i386__
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#define ARCH_STRING "x86"
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#elif defined __amd64__
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#undef idx64
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#define idx64 1
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#define ARCH_STRING "x86_64"
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#elif defined __axp__
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#define ARCH_STRING "alpha"
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#endif
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#if BYTE_ORDER == BIG_ENDIAN
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#define Q3_BIG_ENDIAN
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#else
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#define Q3_LITTLE_ENDIAN
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#endif
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#define DLL_EXT ".so"
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#endif
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//================================================================= SUNOS ===
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#ifdef __sun
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#include <stdint.h>
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#include <sys/byteorder.h>
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#define OS_STRING "solaris"
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#define ID_INLINE inline
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#define PATH_SEP '/'
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#ifdef __i386__
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#define ARCH_STRING "x86"
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#elif defined __sparc
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#define ARCH_STRING "sparc"
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#endif
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#if defined( _BIG_ENDIAN )
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#define Q3_BIG_ENDIAN
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#elif defined( _LITTLE_ENDIAN )
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#define Q3_LITTLE_ENDIAN
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#endif
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#define DLL_EXT ".so"
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#endif
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//================================================================== IRIX ===
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#ifdef __sgi
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#define OS_STRING "irix"
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#define ID_INLINE __inline
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#define PATH_SEP '/'
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#define ARCH_STRING "mips"
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#define Q3_BIG_ENDIAN // SGI's MIPS are always big endian
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#define DLL_EXT ".so"
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#endif
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//================================================================== Q3VM ===
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#ifdef Q3_VM
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#define OS_STRING "q3vm"
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#define ID_INLINE
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#define PATH_SEP '/'
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#define ARCH_STRING "bytecode"
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#define DLL_EXT ".qvm"
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#endif
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//===========================================================================
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//catch missing defines in above blocks
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#if !defined( OS_STRING )
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#error "Operating system not supported"
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#endif
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#if !defined( ARCH_STRING )
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#error "Architecture not supported"
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#endif
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#ifndef ID_INLINE
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#error "ID_INLINE not defined"
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#endif
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#ifndef PATH_SEP
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#error "PATH_SEP not defined"
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#endif
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#ifndef DLL_EXT
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#error "DLL_EXT not defined"
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#endif
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//endianness
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void CopyShortSwap (void *dest, void *src);
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void CopyLongSwap (void *dest, void *src);
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short ShortSwap (short l);
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int LongSwap (int l);
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float FloatSwap (const float *f);
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#if defined( Q3_BIG_ENDIAN ) && defined( Q3_LITTLE_ENDIAN )
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#error "Endianness defined as both big and little"
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#elif defined( Q3_BIG_ENDIAN )
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#define CopyLittleShort(dest, src) CopyShortSwap(dest, src)
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#define CopyLittleLong(dest, src) CopyLongSwap(dest, src)
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#define LittleShort(x) ShortSwap(x)
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#define LittleLong(x) LongSwap(x)
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#define LittleFloat(x) FloatSwap(&x)
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#define BigShort
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#define BigLong
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#define BigFloat
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#elif defined( Q3_LITTLE_ENDIAN )
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#define CopyLittleShort(dest, src) Com_Memcpy(dest, src, 2)
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#define CopyLittleLong(dest, src) Com_Memcpy(dest, src, 4)
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#define LittleShort
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#define LittleLong
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#define LittleFloat
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#define BigShort(x) ShortSwap(x)
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#define BigLong(x) LongSwap(x)
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#define BigFloat(x) FloatSwap(&x)
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#elif defined( Q3_VM )
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#define LittleShort
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#define LittleLong
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#define LittleFloat
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#define BigShort
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#define BigLong
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#define BigFloat
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#else
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#error "Endianness not defined"
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#endif
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//platform string
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#ifdef NDEBUG
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#define PLATFORM_STRING OS_STRING "-" ARCH_STRING
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#else
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#define PLATFORM_STRING OS_STRING "-" ARCH_STRING "-debug"
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#endif
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#endif
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#endif
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