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testtypes.c
58 lines (52 loc) · 1.25 KB
/
testtypes.c
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#include <stdio.h>
#include "SDL_main.h"
#include "SDL_stdinc.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 main(int argc, char *argv[])
{
int error = 0;
int verbose = 1;
if ( argv[1] && (strcmp(argv[1], "-q") == 0) )
verbose = 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 );
}