OpenTTD-patches/os/macosx/G5_detector.c
2006-02-25 18:11:11 +00:00

30 lines
716 B
C

/* $Id:$ */
#include <mach/mach.h>
#include <mach/mach_host.h>
#include <mach/host_info.h>
#include <mach/machine.h>
#include <stdio.h>
#ifndef CPU_SUBTYPE_POWERPC_970
#define CPU_SUBTYPE_POWERPC_970 ((cpu_subtype_t) 100)
#endif
// this function is a lightly modified version of some code from Apple's developer homepage to detect G5 CPUs at runtime
main()
{
host_basic_info_data_t hostInfo;
mach_msg_type_number_t infoCount;
boolean_t is_G5;
infoCount = HOST_BASIC_INFO_COUNT;
host_info(mach_host_self(), HOST_BASIC_INFO,
(host_info_t)&hostInfo, &infoCount);
is_G5 = ((hostInfo.cpu_type == CPU_TYPE_POWERPC) &&
(hostInfo.cpu_subtype == CPU_SUBTYPE_POWERPC_970));
if (is_G5)
printf("1");
}