// Copyright (c) 1994 James Clark

// See the file COPYING for copying permission.

#ifndef rtti_INCLUDED

#define rtti_INCLUDED 1

#ifdef SP_HAVE_RTTI

#define DYNAMIC_CAST_PTR(T, p) dynamic_cast<T *>(p)

#define DYNAMIC_CAST_CONST_PTR(T, p) dynamic_cast<const T *>(p)

#define RTTI_CLASS

#define RTTI_DEF0(T)

#define RTTI_DEF1(T, B1)

#define RTTI_DEF2(T, B1, B2)

#define RTTI_DEF3(T, B1, B2, B3)

#else /* not SP_HAVE_RTTI */

#include "TypeId.h"

#define RTTI_CLASS \

public: \

  virtual TypeId dynamicType() const; \

  static inline TypeId staticType() { return TypeId(RTTI_bases_); } \

protected: \

  static const void *RTTI_bases_[]; \

private:

#define RTTI_DEF0(T) \

  const void *T::RTTI_bases_[] = { 0 }; \

  TypeId T::dynamicType() const { return staticType(); }

#define RTTI_DEF1(T, B1) \

  const void *T::RTTI_bases_[] = { B1::RTTI_bases_, 0 }; \

  TypeId T::dynamicType() const { return staticType(); }

#define RTTI_DEF2(T, B1, B2) \

  const void *T::RTTI_bases_[] = { B1::RTTI_bases_, B2::RTTI_bases_, 0 }; \

  TypeId T::dynamicType() const { return staticType(); }

#define RTTI_DEF3(T, B1, B2, B3) \

  const void *T::RTTI_bases_[] = { \

    B1::RTTI_bases_, B2::RTTI_bases_, B3::RTTI_bases_, 0 }; \

  TypeId T::dynamicType() const { return staticType(); }

#define DYNAMIC_CAST_PTR(T, p) \

((p) && (p)->dynamicType().canCast(T::staticType(), (p)->staticType()) \

 ? (T *)(p) \

 : 0)

#define DYNAMIC_CAST_CONST_PTR(T, p) \

((p) && (p)->dynamicType().canCast(T::staticType(), (p)->staticType()) \

 ? (const T *)p \

 : 0)

#endif /* not SP_HAVE_RTTI */

#endif /* not rtti_INCLUDED */