void runCommand(const std::string& strCommand)
{
    if (strCommand.empty()) return;
#if _WIN64
    bool nErr = !CreateProcessW(nullptr, (wchar_t*)std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>,wchar_t>().from_bytes(strCommand).c_str(), nullptr, nullptr, false, CREATE_NO_WINDOW, nullptr, nullptr, nullptr, nullptr);
#else
    int nErr = ::_wsystem(std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>,wchar_t>().from_bytes(strCommand).c_str());
#endif
    if (nErr)
        LogPrintf("runCommand error: system(%s) returned %d\n", strCommand, nErr);
}