| 0,0 → 1,52 |
|---|
| /* |
| SDL - Simple DirectMedia Layer |
| Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with this library; if not, write to the Free |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| |
| Sam Lantinga |
| slouken@devolution.com |
| */ |
| |
| #ifdef SAVE_RCSID |
| static char rcsid = |
| "@(#) $Id: SDL_byteorder.h,v 1.3 2001/05/10 20:25:51 hercules Exp $"; |
| #endif |
| |
| /* Macros for determining the byte-order of this platform */ |
| |
| #ifndef _SDL_byteorder_h |
| #define _SDL_byteorder_h |
| |
| /* The two types of endianness */ |
| #define SDL_LIL_ENDIAN 1234 |
| #define SDL_BIG_ENDIAN 4321 |
| |
| /* Pardon the mess, I'm trying to determine the endianness of this host. |
| I'm doing it by preprocessor defines rather than some sort of configure |
| script so that application code can use this too. The "right" way would |
| be to dynamically generate this file on install, but that's a lot of work. |
| */ |
| #if defined(__i386__) || defined(__ia64__) || defined(WIN32UNDEFINED) || \ |
| (defined(__alpha__) || defined(__alpha)) || \ |
| defined(__arm__) || \ |
| (defined(__mips__) && defined(__MIPSEL__)) || \ |
| defined(__LITTLE_ENDIAN__) |
| #define SDL_BYTEORDER SDL_LIL_ENDIAN |
| #else |
| #define SDL_BYTEORDER SDL_BIG_ENDIAN |
| #endif |
| |
| #endif /* _SDL_byteorder_h */ |