placement_new.hpp

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/*
 * Copyright (C) 2014 Pavel Kirienko <pavel.kirienko@gmail.com>
 */

#ifndef UAVCAN_UTIL_PLACEMENT_NEW_HPP_INCLUDED
#define UAVCAN_UTIL_PLACEMENT_NEW_HPP_INCLUDED

#include <cstddef>
#include <uavcan/build_config.hpp>

/*
 * Some embedded C++ implementations don't implement the placement new operator.
 * Define UAVCAN_IMPLEMENT_PLACEMENT_NEW to apply this workaround.
 */

#ifndef UAVCAN_IMPLEMENT_PLACEMENT_NEW
# error UAVCAN_IMPLEMENT_PLACEMENT_NEW
#endif

#if UAVCAN_IMPLEMENT_PLACEMENT_NEW

inline void* operator new  (std::size_t, void* ptr) throw()
{
    return ptr;
}
inline void* operator new[](std::size_t, void* ptr) throw()
{
    return ptr;
}

inline void  operator delete  (void*, void*) throw() { }
inline void  operator delete[](void*, void*) throw() { }

#else
# include <new>
#endif

#endif // UAVCAN_UTIL_PLACEMENT_NEW_HPP_INCLUDED