44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
#ifndef MEMORY_H
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#define MEMORY_H
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#include <memory>
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/// \cond
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#if __cplusplus <= 201103L
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#define __cpp_lib_make_unique 201304
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namespace std {
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template <typename _Tp> struct _MakeUniq {
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typedef unique_ptr<_Tp> __single_object;
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};
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template <typename _Tp> struct _MakeUniq<_Tp[]> {
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typedef unique_ptr<_Tp[]> __array;
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};
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template <typename _Tp, size_t _Bound> struct _MakeUniq<_Tp[_Bound]> {
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struct __invalid_type {
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};
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};
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/// std::make_unique for single objects
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template <typename _Tp, typename... _Args> inline typename _MakeUniq<_Tp>::__single_object make_unique(_Args &&... __args)
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{
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return unique_ptr<_Tp>(new _Tp(std::forward<_Args>(__args)...));
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}
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/// std::make_unique for arrays of unknown bound
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template <typename _Tp> inline typename _MakeUniq<_Tp>::__array make_unique(size_t __num)
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{
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return unique_ptr<_Tp>(new typename remove_extent<_Tp>::type[__num]());
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}
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/// Disable std::make_unique for arrays of known bound
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template <typename _Tp, typename... _Args> inline typename _MakeUniq<_Tp>::__invalid_type make_unique(_Args &&...) = delete;
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} // namespace std
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#endif
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/// \endcond
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#endif // MEMORY_H
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