GetSystemInfo()

关于“GetSystemInfo()”的详细信息，参考：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724381(v=vs.85).aspx

Getting Hardware Information 例程：https://msdn.microsoft.com/en-us/library/windows/desktop/ms724423(v=vs.85).aspx

函数原型：void WINAPI GetSystemInfo(   _Out_ LPSYSTEM_INFO lpSystemInfo );

作用：获取当前系统的信息。

参数：lpSystemInfo - A pointer to a SYSTEM_INFO structure that receives the information.

#include <windows.h>
#include <stdio.h>
#pragma comment(lib, "user32.lib")

int main()
{
   SYSTEM_INFO siSysInfo;

   // Copy the hardware information to the SYSTEM_INFO structure.

   GetSystemInfo(&siSysInfo);

   // Display the contents of the SYSTEM_INFO structure.

   printf("Hardware information: 
");
   printf("  OEM ID: %u
", siSysInfo.dwOemId);
   printf("  Number of processors: %u
",
      siSysInfo.dwNumberOfProcessors);
   printf("  Page size: %u
", siSysInfo.dwPageSize);
   printf("  Processor type: %u
", siSysInfo.dwProcessorType);
   printf("  Minimum application address: %lx
",
      siSysInfo.lpMinimumApplicationAddress);
   printf("  Maximum application address: %lx
",
      siSysInfo.lpMaximumApplicationAddress);
   printf("  Active processor mask: %u
",
      siSysInfo.dwActiveProcessorMask);
    return 0;
}