QxOrm  1.4.5
C++ Object Relational Mapping library
is_ptr_to_pod.h
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00002 **
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00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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00031 
00032 #ifndef _QX_IS_PTR_TO_POD_H_
00033 #define _QX_IS_PTR_TO_POD_H_
00034 
00035 #ifdef _MSC_VER
00036 #pragma once
00037 #endif
00038 
00046 #include <QxTraits/is_qx_pod.h>
00047 
00048 namespace qx {
00049 namespace trait {
00050 
00055 template <typename T>
00056 class is_ptr_to_pod
00057 {
00058 
00059 private:
00060 
00061    template <typename U>
00062    static typename std::conditional<qx::trait::is_qx_pod<U>::value, char, int>::type removePtr(const volatile U * const volatile);
00063 
00064    static int removePtr(...);
00065    static T t;
00066 
00067 public:
00068 
00069    enum { value = (std::is_pointer<T>::value && (sizeof(qx::trait::is_ptr_to_pod<T>::removePtr(t)) == sizeof(char))) };
00070 
00071    typedef typename std::conditional<qx::trait::is_ptr_to_pod<T>::value, std::true_type, std::false_type>::type type;
00072 
00073 };
00074 
00075 } // namespace trait
00076 } // namespace qx
00077 
00078 #endif // _QX_IS_PTR_TO_POD_H_