Method FormatSystemError

Source/cmWindowsRegistry.cxx:189–207

}

std::string KeyHandler::FormatSystemError(LSTATUS status)
{
  std::string formattedMessage{ "Windows Registry: unexpected error." };
  LPWSTR message = nullptr;
  DWORD size = 1024;
  if (FormatMessageW(
        FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, nullptr,
        status, 0, reinterpret_cast<LPWSTR>(&message), size, nullptr) != 0) {
    try {
      formattedMessage = cmTrimWhitespace(ToNarrow(message));
    } catch (...) {
      // ignore any exception because this method can be called
      // as part of the raise of an exception
    }
  }
  LocalFree(message);

  return formattedMessage;
}

std::wstring KeyHandler::ToWide(cm::string_view str)
{