1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2011 Brian Aker
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef DRIZZLED_TABLE_INSTANCE_SHARED_H
#define DRIZZLED_TABLE_INSTANCE_SHARED_H
#include <drizzled/table/instance/base.h>
namespace drizzled
{
class TableShare;
class TableIdentifier;
class Session;
namespace table
{
namespace instance
{
void release(TableShare *share);
void release(TableShare::shared_ptr &share);
void release(const TableIdentifier &identifier);
class Shared : public drizzled::TableShare
{
friend void release(TableShare *share);
friend void release(TableShare::shared_ptr &share);
private:
boost::mutex mutex; /* For locking the share */
public:
typedef boost::shared_ptr<Shared> shared_ptr;
typedef std::vector <shared_ptr> vector;
Shared(const TableIdentifier::Type type_arg,
const TableIdentifier &identifier,
char *path_arg= NULL, uint32_t path_length_arg= 0); // Shares for cache
Shared(const TableIdentifier &identifier); // Used by placeholder
~Shared();
void lock()
{
mutex.lock();
}
void unlock()
{
mutex.unlock();
}
static shared_ptr make_shared(Session *session,
const TableIdentifier &identifier,
int &in_error);
static shared_ptr foundTableShare(shared_ptr share);
};
} /* namespace instance */
} /* namespace table */
} /* namespace drizzled */
#endif /* DRIZZLED_TABLE_INSTANCE_SHARED_H */
|