Function vtk_Py_WideToUTF8

Utilities/PythonInterpreter/vtkPythonInterpreter.cxx:103–115

#if PY_VERSION_HEX < 0x03080000
std::string vtk_Py_WideToUTF8(const wchar_t* arg)
{
  std::string result;
  size_t length = vtksysEncoding_wcstombs(nullptr, arg, 0);
  if (length > 0)
  {
    std::vector<char> chars(length + 1);
    vtksysEncoding_wcstombs(chars.data(), arg, length + 1);
    result.assign(chars.data(), length);
  }

  return result;
}
#endif

std::vector<vtkWeakPointer<vtkPythonInterpreter>>* GlobalInterpreters;