QxOrm 1.4.9
C++ Object Relational Mapping library
Loading...
Searching...
No Matches
is_std_shared_ptr.h
Go to the documentation of this file.
1/****************************************************************************
2**
3** https://www.qxorm.com/
4** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
5**
6** This file is part of the QxOrm library
7**
8** This software is provided 'as-is', without any express or implied
9** warranty. In no event will the authors be held liable for any
10** damages arising from the use of this software
11**
12** Commercial Usage
13** Licensees holding valid commercial QxOrm licenses may use this file in
14** accordance with the commercial license agreement provided with the
15** Software or, alternatively, in accordance with the terms contained in
16** a written agreement between you and Lionel Marty
17**
18** GNU General Public License Usage
19** Alternatively, this file may be used under the terms of the GNU
20** General Public License version 3.0 as published by the Free Software
21** Foundation and appearing in the file 'license.gpl3.txt' included in the
22** packaging of this file. Please review the following information to
23** ensure the GNU General Public License version 3.0 requirements will be
24** met : http://www.gnu.org/copyleft/gpl.html
25**
26** If you are unsure which license is appropriate for your use, or
27** if you have questions regarding the use of this file, please contact :
28** contact@qxorm.com
29**
30****************************************************************************/
31
32#ifndef _QX_IS_STD_SHARED_PTR_H_
33#define _QX_IS_STD_SHARED_PTR_H_
34
35#ifdef _MSC_VER
36#pragma once
37#endif
38
46namespace qx {
47namespace trait {
48
53template <typename T>
54struct is_std_shared_ptr : public std::false_type { ; };
55
56template <typename T>
57struct is_std_shared_ptr< std::shared_ptr<T> > : public std::true_type { ; };
58
59template <typename T>
60struct is_std_shared_ptr< std::shared_ptr<T> & > : public std::true_type { ; };
61
62template <typename T>
63struct is_std_shared_ptr< const std::shared_ptr<T> > : public std::true_type { ; };
64
65template <typename T>
66struct is_std_shared_ptr< const std::shared_ptr<T> & > : public std::true_type { ; };
67
68} // namespace trait
69} // namespace qx
70
71#endif // _QX_IS_STD_SHARED_PTR_H_
Root namespace for all QxOrm library features.
qx::trait::is_std_shared_ptr<T>::value : return true if T is a std::shared_ptr<> smart-pointer,...