source: rrlib_util/type_list/tSizeOf.h @ 70:8d36d23fc17e

Last change on this file since 70:8d36d23fc17e was 70:8d36d23fc17e, checked in by Tobias Föhst <foehst@…>, 8 years ago

Reworked type lists

File size: 2.8 KB
Line 
1//
2// You received this file as part of RRLib
3// Robotics Research Library
4//
5// Copyright (C) Finroc GbR (finroc.org)
6//
7// This program is free software; you can redistribute it and/or
8// modify it under the terms of the GNU General Public License
9// as published by the Free Software Foundation; either version 2
10// of the License, or (at your option) any later version.
11//
12// This program is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16//
17// You should have received a copy of the GNU General Public License
18// along with this program; if not, write to the Free Software
19// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
20//
21//----------------------------------------------------------------------
22/*!\file    tSizeOf.h
23 *
24 * \author  Tobias Foehst
25 *
26 * \date    2011-03-25
27 *
28 * \brief Contains tSizeOf
29 *
30 * \b tSizeOf
31 *
32 */
33//----------------------------------------------------------------------
34#ifndef __rrlib__util__type_list__include_guard__
35#error Invalid include directive. Try #include "rrlib/util/tTypeList.h" instead.
36#endif
37
38#ifndef __rrlib__util__type_lists__tSizeOf_h__
39#define __rrlib__util__type_lists__tSizeOf_h__
40
41//----------------------------------------------------------------------
42// External includes (system with <>, local with "")
43//----------------------------------------------------------------------
44
45//----------------------------------------------------------------------
46// Internal includes with ""
47//----------------------------------------------------------------------
48
49//----------------------------------------------------------------------
50// Debugging
51//----------------------------------------------------------------------
52
53//----------------------------------------------------------------------
54// Namespace declaration
55//----------------------------------------------------------------------
56namespace rrlib
57{
58namespace util
59{
60namespace type_list
61{
62
63//----------------------------------------------------------------------
64// Forward declarations / typedefs / enums
65//----------------------------------------------------------------------
66
67//----------------------------------------------------------------------
68// Class declaration
69//----------------------------------------------------------------------
70//!
71/*!
72 *
73 */
74template <typename TList>
75struct tSizeOf
76{
77  static const size_t cVALUE = tSizeOf<typename TList::tTail>::cVALUE + 1;
78};
79
80template <>
81struct tSizeOf<tEmptyList>
82{
83  static const size_t cVALUE = 0;
84};
85
86//----------------------------------------------------------------------
87// End of namespace declaration
88//----------------------------------------------------------------------
89}
90}
91}
92
93#endif
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