Mercurial > sdl-ios-xcode
view test/testendian.c @ 998:0e6627072f7a
Date: Wed, 24 Nov 2004 01:25:48 +0100
From: Stephane Marchesin
Subject: Re: [SDL] Problem compiling SDL 1.2.7
- there is a bug that was introduced in the kernel headers for 2.6.9
which is fixed in 2.6.10. This bug *will* byte when compiling the cdrom
subsystem. A patch that works around this bug is attached. Note that
users affected are not those running 2.6.9, but those using the 2.6.9
kernel headers for their system (i.e. whose libc is built against 2.6.9
headers).
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Tue, 30 Nov 2004 14:45:08 +0000 |
parents | c203b4a42701 |
children | 983df4f9c1c6 |
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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 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); }