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// file : odb/meta/class-p.hxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_META_CLASS_HXX
#define ODB_META_CLASS_HXX
#include <odb/meta/answer.hxx>
namespace odb
{
namespace meta
{
// g++ cannot have these inside class_p.
//
template <typename Y> no class_p_test (...);
template <typename Y> yes class_p_test (void (Y::*) ());
template <typename X>
struct class_p
{
static bool const r = sizeof (class_p_test<X> (0)) == sizeof (yes);
};
}
}
#endif // ODB_META_CLASS_HXX
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