29 #ifndef VIGIR_FOOTSTEP_PLANNING_LIB_SINGLETON_H__ 30 #define VIGIR_FOOTSTEP_PLANNING_LIB_SINGLETON_H__ 34 #include <boost/serialization/singleton.hpp> 42 :
protected boost::serialization::singleton<T>
47 return boost::serialization::singleton<T>::get_const_instance();
52 return boost::serialization::singleton<T>::get_const_instance();
57 return boost::serialization::singleton<T>::get_mutable_instance();