#ifndef TWN_CONCATENATE_H
#define TWN_CONCATENATE_H

#define m_concatenate(p_a, p_b)   m_concatenate_(p_a, p_b)
#define m_concatenate_(p_a, p_b)  m_concatenate__(p_a, p_b)
#define m_concatenate__(p_a, p_b) p_a##p_b

#endif