Interfaces.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
#ifndef ASGTOOLS_INTERFACES_H
#define ASGTOOLS_INTERFACES_H
 
//
#if defined(XAOD_STANDALONE)
 
#define DeclareInterfaceID(iface, major, minor) \
  static_assert(true)
 
 
template <typename... Interfaces>
struct extend_interfaces : virtual public Interfaces... {
};
 
 
template <typename BASE, typename... Interfaces>
struct extends : public BASE, virtual public extend_interfaces<Interfaces...> {
  using base_class = extends;
  using BASE::BASE;
};
 
 
template <typename... Interfaces>
struct implements : virtual public extend_interfaces<Interfaces...> {
  using base_class = implements<Interfaces...>;
};
 
#endif
#endif