Drizzled Public API Documentation

start_transaction.cc
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2  * vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3  *
4  * Copyright (C) 2009 Sun Microsystems, Inc.
5  *
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.
10  *
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.
15  *
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
19  */
20 
21 #include <config.h>
22 #include <drizzled/show.h>
23 #include <drizzled/session.h>
24 #include <drizzled/statement/start_transaction.h>
25 #include <drizzled/session/transactions.h>
26 
27 namespace drizzled {
28 
30 {
31  if (session().inTransaction())
32  {
33  push_warning_printf(&session(), DRIZZLE_ERROR::WARN_LEVEL_WARN,
34  ER_TRANSACTION_ALREADY_STARTED,
35  ER(ER_TRANSACTION_ALREADY_STARTED));
36  return false;
37  }
38 
39  if (transaction().xid_state.xa_state != XA_NOTR)
40  {
41  my_error(ER_XAER_RMFAIL, MYF(0),
42  xa_state_names[transaction().xid_state.xa_state]);
43  return false;
44  }
45  /*
46  Breakpoints for backup testing.
47  */
48  if (! session().startTransaction(start_transaction_opt))
49  {
50  return true;
51  }
52  session().my_ok();
53  return false;
54 }
55 
56 }