Method PutBack

IO/Geometry/vtkOpenFOAMReader.cxx:1916–1923

  int ReadNext();

  void PutBack(int c)
  {
    if (--this->Superclass::BufPtr < this->Superclass::Outbuf)
    {
      this->ThrowDuplicatedPutBackException();
    }
    *this->Superclass::BufPtr = static_cast<unsigned char>(c);
  }

  // get a character
  int Getc()