1
/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
4
* Copyright (C) 2010 Brian Aker
6
* This program is free software; you can redistribute it and/or modify
7
* it under the terms of the GNU General Public License as published by
8
* the Free Software Foundation; either version 2 of the License, or
9
* (at your option) any later version.
11
* This program is distributed in the hope that it will be useful,
12
* but WITHOUT ANY WARRANTY; without even the implied warranty of
13
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14
* GNU General Public License for more details.
16
* You should have received a copy of the GNU General Public License
17
* along with this program; if not, write to the Free Software
18
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21
#include <boost/thread/mutex.hpp>
22
#include <boost/thread/condition_variable.hpp>
23
#include <boost/unordered_map.hpp>
24
#include <boost/unordered/unordered_set.hpp>
26
#include "plugin/user_locks/lock.h"
30
#include "drizzled/session.h"
31
#include "drizzled/util/string.h"
34
#ifndef PLUGIN_USER_LOCKS_LOCKS_H
35
#define PLUGIN_USER_LOCKS_LOCKS_H
37
namespace user_locks {
45
} /* locks user_locks */
47
const size_t LARGEST_LOCK_NAME= 64;
52
typedef boost::unordered_map<user_locks::Key, user_locks::Lock::shared_ptr> LockMap;
54
static Locks &getInstance(void)
56
static Locks instance;
60
void waitCreate(int64_t wait_for= 2); // Default is to wait 2 seconds before returning
62
bool lock(drizzled::session_id_t id_arg, const user_locks::Key &arg, int64_t wait_for= 0);
63
bool lock(drizzled::session_id_t id_arg, const user_locks::Keys &arg);
64
locks::return_t release(const user_locks::Key &arg, drizzled::session_id_t &id_arg, bool and_wait= false);
65
bool isFree(const user_locks::Key &arg);
66
bool isUsed(const user_locks::Key &arg, drizzled::session_id_t &id_arg);
67
void Copy(LockMap &lock_map);
71
boost::condition_variable create_cond; // Signal next
72
boost::condition_variable release_cond;
77
} /* namespace user_locks */
79
#endif /* PLUGIN_USER_LOCKS_LOCKS_H */