array_traits.hpp

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// SPDX-License-Identifier: BSD-3-Clause
/* Copyright 2016-2018, Intel Corporation */
 
#ifndef LIBPMEMOBJ_CPP_ARRAY_TRAITS_HPP
#define LIBPMEMOBJ_CPP_ARRAY_TRAITS_HPP
 
#include <cstddef>
 
namespace pmem
{
 
namespace detail
{
 
/*
 * Returns the number of array elements.
 */
template <typename T>
struct pp_array_elems {
    enum { elems = 1 };
};
 
/*
 * Returns the number of array elements.
 */
template <typename T, size_t N>
struct pp_array_elems<T[N]> {
    enum { elems = N };
};
 
/*
 * Returns the type of elements in an array.
 */
template <typename T>
struct pp_array_type;
 
/*
 * Returns the type of elements in an array.
 */
template <typename T>
struct pp_array_type<T[]> {
    typedef T type;
};
 
/*
 * Returns the type of elements in an array.
 */
template <typename T, size_t N>
struct pp_array_type<T[N]> {
    typedef T type;
};
 
} /* namespace detail */
 
} /* namespace pmem */
 
#endif /* LIBPMEMOBJ_CPP_ARRAY_TRAITS_HPP */