#include <stdio.h>

#include "SDL.h"

#include "SDL_endian.h"

#include "SDL_cpuinfo.h"

/*

* Watcom C flags these as Warning 201: "Unreachable code" if you just

* compare them directly, so we push it through a function to keep the

* compiler quiet. --ryan.

*/

static int badsize(size_t sizeoftype, size_t hardcodetype)

{

return sizeoftype != hardcodetype;

}

int TestTypes(SDL_bool verbose)

{

int error = 0;

if ( badsize(sizeof(Uint8), 1) ) {

if ( verbose )

printf("sizeof(Uint8) != 1, instead = %d\n",

sizeof(Uint8));

++error;

}

if ( badsize(sizeof(Uint16), 2) ) {

if ( verbose )

printf("sizeof(Uint16) != 2, instead = %d\n",

sizeof(Uint16));

++error;

}

if ( badsize(sizeof(Uint32), 4) ) {

if ( verbose )

printf("sizeof(Uint32) != 4, instead = %d\n",

sizeof(Uint32));

++error;

}

#ifdef SDL_HAS_64BIT_TYPE

if ( badsize(sizeof(Uint64), 8) ) {

if ( verbose )

printf("sizeof(Uint64) != 8, instead = %d\n",

sizeof(Uint64));

++error;

}

#else

if ( verbose ) {

printf("WARNING: No 64-bit datatype on this platform\n");

}

#endif

if ( verbose && !error )

printf("All data types are the expected size.\n");

return( error ? 1 : 0 );

}

int TestEndian(SDL_bool verbose)

{

int error = 0;

Uint16 value = 0x1234;

int real_byteorder;

Uint16 value16 = 0xCDAB;

Uint16 swapped16 = 0xABCD;

Uint32 value32 = 0xEFBEADDE;

Uint32 swapped32 = 0xDEADBEEF;

#ifdef SDL_HAS_64BIT_TYPE

Uint64 value64, swapped64;

value64 = 0xEFBEADDE;

value64 <<= 32;

value64 |= 0xCDAB3412;

swapped64 = 0x1234ABCD;

swapped64 <<= 32;

swapped64 |= 0xDEADBEEF;

#endif

if ( verbose ) {

printf("Detected a %s endian machine.\n",

(SDL_BYTEORDER == SDL_LIL_ENDIAN) ? "little" : "big");

}

if ( (*((char *)&value) >> 4) == 0x1 ) {

real_byteorder = SDL_BIG_ENDIAN;

} else {

real_byteorder = SDL_LIL_ENDIAN;

}

if ( real_byteorder != SDL_BYTEORDER ) {

if ( verbose ) {

printf("Actually a %s endian machine!\n",

(real_byteorder == SDL_LIL_ENDIAN) ? "little" : "big");

}

++error;

}

if ( verbose ) {

printf("Value 16 = 0x%X, swapped = 0x%X\n", value16, SDL_Swap16(value16));

}

if ( SDL_Swap16(value16) != swapped16 ) {

if ( verbose ) {

printf("16 bit value swapped incorrectly!\n");

}

++error;

}

if ( verbose ) {

printf("Value 32 = 0x%X, swapped = 0x%X\n", value32, SDL_Swap32(value32));

}

if ( SDL_Swap32(value32) != swapped32 ) {

if ( verbose ) {

printf("32 bit value swapped incorrectly!\n");

}

++error;

}

#ifdef SDL_HAS_64BIT_TYPE

if ( verbose ) {

printf("Value 64 = 0x%llX, swapped = 0x%llX\n", value64, SDL_Swap64(value64));

}

if ( SDL_Swap64(value64) != swapped64 ) {

if ( verbose ) {

printf("64 bit value swapped incorrectly!\n");

}

++error;

}

#endif

return( error ? 1 : 0 );

}

int TestCPUInfo(SDL_bool verbose)

{

if ( verbose ) {

printf("RDTSC %s\n", SDL_HasRDTSC() ? "detected" : "not detected");

printf("MMX %s\n", SDL_HasMMX() ? "detected" : "not detected");

printf("MMX Ext %s\n", SDL_HasMMXExt() ? "detected" : "not detected");

printf("3DNow %s\n", SDL_Has3DNow() ? "detected" : "not detected");

printf("3DNow Ext %s\n", SDL_Has3DNowExt() ? "detected" : "not detected");

printf("SSE %s\n", SDL_HasSSE() ? "detected" : "not detected");

printf("SSE2 %s\n", SDL_HasSSE2() ? "detected" : "not detected");

printf("AltiVec %s\n", SDL_HasAltiVec() ? "detected" : "not detected");

}

return(0);

}

int main(int argc, char *argv[])

{

SDL_bool verbose = SDL_TRUE;

int status = 0;

if ( argv[1] && (SDL_strcmp(argv[1], "-q") == 0) ) {

verbose = SDL_FALSE;

}

if ( verbose ) {

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 __MINT__

"Atari MiNT"

#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! (see SDL_platform.h)"

#endif

);

}

status += TestTypes(verbose);

status += TestEndian(verbose);

status += TestCPUInfo(verbose);

return status;

}