src/os/macosx/G5_detector.cpp

   1 /* $Id: G5_detector.cpp 24524 2012-09-13 18:42:33Z yexo $ */
   2
   3 /*
   4  * This file is part of OpenTTD.
   5  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   6  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   7  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   8  */
   9
  10 /** @file G5_detector.cpp Detection for G5 machines (PowerPC). */
  11
  12 #include <mach/mach.h>
  13 #include <mach/mach_host.h>
  14 #include <mach/host_info.h>
  15 #include <mach/machine.h>
  16 #include <stdio.h>
  17
  18
  19 #ifndef CPU_SUBTYPE_POWERPC_970
  20 #define CPU_SUBTYPE_POWERPC_970 ((cpu_subtype_t) 100)
  21 #endif
  22
  23 /* this function is a lightly modified version of some code from Apple's developer homepage to detect G5 CPUs at runtime */
  24 int main()
  25 {
  26         host_basic_info_data_t hostInfo;
  27         mach_msg_type_number_t infoCount;
  28         boolean_t is_G5;
  29
  30         infoCount = HOST_BASIC_INFO_COUNT;
  31         host_info(mach_host_self(), HOST_BASIC_INFO,
  32                           (host_info_t)&hostInfo, &infoCount);
  33
  34          is_G5 = ((hostInfo.cpu_type == CPU_TYPE_POWERPC) &&
  35                         (hostInfo.cpu_subtype == CPU_SUBTYPE_POWERPC_970));
  36          if (is_G5)
  37                  printf("1");
  38 }