← Back to branch summary

~drizzle-trunk/drizzle/development

« back to all changes in this revision

Viewing changes to drizzled/statement/savepoint.cc

  • Committer: Monty Taylor
  • Date: 2008-08-01 22:33:44 UTC
  • mto: (236.1.42 codestyle)
  • mto: This revision was merged to the branch mainline in revision 261.
  • Revision ID: monty@inaugust.com-20080801223344-vzhlflfmtijp1imv
First pass at gettexizing the error messages.

Show diffs side-by-side

added added

removed removed

Lines of Context:
drizzled/statement/savepoint.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
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/savepoint.h>
25
 
 
26
 
namespace drizzled
27
 
{
28
 
 
29
 
bool statement::Savepoint::execute()
30
 
{
31
 
  if (! (session->options & (OPTION_NOT_AUTOCOMMIT | OPTION_BEGIN)))
32
 
  {
33
 
    session->my_ok();
34
 
  }
35
 
  else
36
 
  {
37
 
    SAVEPOINT **sv, *newsv;
38
 
    for (sv= &session->transaction.savepoints; *sv; sv= &(*sv)->prev)
39
 
    {
40
 
      if (my_strnncoll(system_charset_info,
41
 
                       (unsigned char *) session->lex->ident.str,
42
 
                       session->lex->ident.length,
43
 
                       (unsigned char *) (*sv)->name,
44
 
                       (*sv)->length) == 0)
45
 
        return false;
46
 
    }
47
 
    if (*sv) /* old savepoint of the same name exists */
48
 
    {
49
 
      newsv= *sv;
50
 
      ha_release_savepoint(session, *sv); // it cannot fail
51
 
      *sv= (*sv)->prev;
52
 
    }
53
 
    else if ((newsv= (SAVEPOINT *) alloc_root(&session->transaction.mem_root,
54
 
                                              savepoint_alloc_size)) == 0)
55
 
    {
56
 
      my_error(ER_OUT_OF_RESOURCES, MYF(0));
57
 
      return false;
58
 
    }
59
 
    newsv->name= strmake_root(&session->transaction.mem_root,
60
 
                              session->lex->ident.str,
61
 
                              session->lex->ident.length);
62
 
    newsv->length= session->lex->ident.length;
63
 
    /*
64
 
       if we'll get an error here, don't add new savepoint to the list.
65
 
       we'll lose a little bit of memory in transaction mem_root, but it'll
66
 
       be free'd when transaction ends anyway
67
 
     */
68
 
    if (ha_savepoint(session, newsv))
69
 
    {
70
 
      return true;
71
 
    }
72
 
    else
73
 
    {
74
 
      newsv->prev= session->transaction.savepoints;
75
 
      session->transaction.savepoints= newsv;
76
 
      session->my_ok();
77
 
    }
78
 
  }
79
 
  return false;
80
 
}
81
 
 
82
 
} /* namespace drizzled */
83