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is_used_lock.cc
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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*
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* Copyright (C) 2010 Brian Aker
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <config.h>
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#include <plugin/user_locks/module.h>
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#include <string>
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namespace
user_locks {
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int64_t
IsUsedLock::val_int
()
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{
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drizzled::String
*res= args[0]->
val_str
(&value);
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if
(not res || not res->length())
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{
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my_error(drizzled::ER_USER_LOCKS_INVALID_NAME_LOCK, MYF(0));
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return
0;
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}
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null_value
=
false
;
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drizzled::session_id_t id;
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bool
result= user_locks::Locks::getInstance().isUsed(
Key
(*getSession().user(), res->c_str()),
id
);
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if
(not result)
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{
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null_value
=
true
;
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return
id;
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}
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return
id;
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}
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}
/* namespace user_locks */
plugin
user_locks
is_used_lock.cc
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