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
|
/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2010 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
*/
#include <config.h>
#include <plugin/user_locks/module.h>
#include <string>
namespace user_locks {
int64_t IsUsedLock::val_int()
{
drizzled::String *res= args[0]->val_str(&value);
if (not res || not res->length())
{
my_error(drizzled::ER_USER_LOCKS_INVALID_NAME_LOCK, MYF(0));
return 0;
}
null_value= false;
drizzled::session_id_t id;
bool result= user_locks::Locks::getInstance().isUsed(Key(*getSession().user(), res->c_str()), id);
if (not result)
{
null_value= true;
return id;
}
return id;
}
} /* namespace user_locks */
|