[Snippet] Detecting Operating System. [Also C++ Lessons?]

    
//Operating System Detection
    OSVERSIONINFO OS;
    ZeroMemory(&OS, sizeof(OSVERSIONINFO));
    OS.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
    GetVersionEx(&OS);

    if (OS.dwMajorVersion == 6 && OS.dwMinorVersion == 1) {
    Log->Lines->Add(”Windows 7 Detected”);
    }
    if (OS.dwMajorVersion == 6 && OS.dwMinorVersion == 0) {
    Log->Lines->Add(”Windows Vista Detected”);
    }
    if (OS.dwMajorVersion == 5) {
    Log->Lines->Add(”Windows XP Detected”);
    }

TCHAR sUserName[UNLEN + 1];
TCHAR sCompName[MAX_COMPUTERNAME_LENGTH + 1];
DWORD dwUserName = sizeof(sUserName);
DWORD dwCompName = sizeof(sCompName);
GetUserName(sUserName, &dwUserName);
GetComputerName(sCompName, &dwCompName);