1 | /* Copyright (c) 2000-2002, 2005-2007 MySQL AB |
2 | Use is subject to license terms |
3 | |
4 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License as published by |
6 | the Free Software Foundation; version 2 of the License. |
7 | |
8 | This program is distributed in the hope that it will be useful, |
9 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | GNU General Public License for more details. |
12 | |
13 | You should have received a copy of the GNU General Public License |
14 | along with this program; if not, write to the Free Software |
15 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ |
16 | |
17 | /* Test if a record has changed since last read */ |
18 | /* In heap this is only used when debugging */ |
19 | |
20 | #include "heapdef.h" |
21 | |
22 | int hp_rectest(register HP_INFO *info, register const uchar *old) |
23 | { |
24 | DBUG_ENTER("hp_rectest" ); |
25 | |
26 | if (memcmp(info->current_ptr,old,(size_t) info->s->reclength)) |
27 | { |
28 | DBUG_RETURN((my_errno=HA_ERR_RECORD_CHANGED)); /* Record have changed */ |
29 | } |
30 | DBUG_RETURN(0); |
31 | } /* _heap_rectest */ |
32 | |