获取操作系统版本号

 1 #include "windows.h"

 2 #include "iostream"

 3

 4 void main(){

 5     DWORD dwIdThis=GetCurrentProcessId();

 6

 7     DWORD dwVerReq=GetProcessVersion(dwIdThis);

 8     WORD wMajorReq=(WORD)(dwVerReq>>16);

 9     WORD wMinorReq=(WORD)(dwVerReq & 0xffff);

10

11     printf("Process ID :%d ,requires OS:%d.%d\n",dwIdThis,wMajorReq,wMinorReq);

12

13     OSVERSIONINFOEX osvix;

14

15     ZeroMemory(&osvix,sizeof(osvix));

16     osvix.dwOSVersionInfoSize=sizeof(osvix);

17

18     GetVersionEx(reinterpret_cast<LPOSVERSIONINFO>(&osvix));

19     printf("Running on OS:%d.%d\n",20         osvix.dwMajorVersion,osvix.dwMinorVersion);

21

22     if(osvix.dwPlatformId==VER_PLATFORM_WIN32_NT && osvix.dwMajorVersion>=5){

23

24         SetPriorityClass(

25             GetCurrentProcess(),

26             HIGH_PRIORITY_CLASS);

27         printf("Task Manager should now indicate this");

28         printf("process is high priority.\n");

29

30     }

31

32     getchar();

33 }

34  

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