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dekker.one
1/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
2/*
3 * Main authors:
4 * Christian Schulte <schulte@gecode.org>
5 *
6 * Copyright:
7 * Christian Schulte, 2017
8 *
9 * This file is part of Gecode, the generic constraint
10 * development environment:
11 * http://www.gecode.org
12 *
13 * Permission is hereby granted, free of charge, to any person obtaining
14 * a copy of this software and associated documentation files (the
15 * "Software"), to deal in the Software without restriction, including
16 * without limitation the rights to use, copy, modify, merge, publish,
17 * distribute, sublicense, and/or sell copies of the Software, and to
18 * permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be
22 * included in all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 *
32 */
33
34namespace Gecode { namespace Kernel {
35
36 /// Class to store data shared among several spaces
37 class SharedSpaceData : public SharedHandle {
38 public:
39 /// The shared data
40 class Data : public SharedHandle::Object {
41 public:
42 /// The shared memory area
43 SharedMemory sm;
44 /// The global propagator information
45 GPI gpi;
46 /// Default constructor
47 Data(void);
48 /// Destructor
49 virtual ~Data(void);
50 };
51 /// Initialize
52 SharedSpaceData(void);
53 /// Initialize from \a ssd
54 SharedSpaceData(const SharedSpaceData& ssd);
55 /// Assignment operator
56 SharedSpaceData& operator =(const SharedSpaceData& r);
57 /// Delete
58 ~SharedSpaceData(void);
59 /// Provide access
60 Data& data(void) const;
61 };
62
63
64
65 forceinline
66 SharedSpaceData::Data::Data(void) {}
67
68 forceinline
69 SharedSpaceData::Data::~Data(void) {}
70
71
72
73 forceinline
74 SharedSpaceData::SharedSpaceData(void)
75 : SharedHandle(new Data) {}
76
77 forceinline
78 SharedSpaceData::SharedSpaceData(const SharedSpaceData& ssd)
79 : SharedHandle(ssd) {}
80
81 forceinline SharedSpaceData&
82 SharedSpaceData::operator =(const SharedSpaceData& ssd) {
83 (void) SharedHandle::operator =(ssd);
84 return *this;
85 }
86
87 forceinline
88 SharedSpaceData::~SharedSpaceData(void) {}
89
90 forceinline SharedSpaceData::Data&
91 SharedSpaceData::data(void) const {
92 return static_cast<Data&>(*object());
93 }
94
95}}
96
97// STATISTICS: kernel-memory