Mercurial > sdl-ios-xcode
view test/testendian.c @ 1406:39ca9a4b22f3
*** empty log message ***
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 21 Feb 2006 09:14:58 +0000 |
parents | 983df4f9c1c6 |
children |
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/* Test program to check SDL's CPU endian detection and byte swapping routines */ #include <stdio.h> #include "SDL.h" #include "SDL_endian.h" int main(int argc, char *argv[]) { Uint16 value16 = 0xCDAB; Uint32 value32 = 0xEFBEADDE; #if defined(__GNUC__) && defined(SDL_HAS_64BIT_TYPE) Uint64 value64 = 0xEFBEADDECDAB3412LL; #endif printf("This system is running %s\n", #if __AIX__ "AIX" #elif __AMIGA__ "AmigaOS" #elif __BEOS__ "BeOS" #elif __BSDI__ "BSDI" #elif __DREAMCAST__ "Dreamcast" #elif __FREEBSD__ "FreeBSD" #elif __HPUX__ "HP-UX" #elif __IRIX__ "Irix" #elif __LINUX__ "Linux" #elif __MACOS__ "MacOS Classic" #elif __MACOSX__ "MacOS X" #elif __NETBSD__ "NetBSD" #elif __OPENBSD__ "OpenBSD" #elif __OS2__ "OS/2" #elif __OSF__ "OSF/1" #elif __QNXNTO__ "QNX Neutrino" #elif __RISCOS__ "RISC OS" #elif __SOLARIS__ "Solaris" #elif __WIN32__ #ifdef _WIN32_WCE "Windows CE" #else "Windows" #endif #else "an unknown operating system!" #endif ); printf("This is a %s endian machine.\n", (SDL_BYTEORDER == SDL_LIL_ENDIAN) ? "little" : "big"); printf("Value 16 = 0x%X, swapped = 0x%X\n", value16, SDL_Swap16(value16)); printf("Value 32 = 0x%X, swapped = 0x%X\n", value32, SDL_Swap32(value32)); #if defined(__GNUC__) && defined(SDL_HAS_64BIT_TYPE) printf("Value 64 = 0x%llX, swapped = 0x%llX\n", value64, SDL_Swap64(value64)); #endif return(0); }