mirror of
https://github.com/MariaDB/server.git
synced 2025-01-16 03:52:35 +01:00
17b4f99928
This commit is based on the work of Michal Schorm, rebased on the
earliest MariaDB version.
Th command line used to generate this diff was:
find ./ -type f \
-exec sed -i -e 's/Foundation, Inc., 59 Temple Place, Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/Foundation, Inc. 59 Temple Place.* Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/MA.*.....-1307.*USA/MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/Foundation, Inc., 59 Temple/Foundation, Inc., 51 Franklin/g' {} \; \
-exec sed -i -e 's/Place, Suite 330, Boston, MA.*02111-1307.*USA/Street, Fifth Floor, Boston, MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/MA.*.....-1307/MA 02110-1335/g' {} \;
78 lines
2.5 KiB
C
78 lines
2.5 KiB
C
/* Copyright (C) 2006 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
|
|
|
|
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; version 2 of the License.
|
|
|
|
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 Street, Fifth Floor, Boston, MA 02110-1335 USA */
|
|
|
|
#include "maria_def.h"
|
|
|
|
/**
|
|
Find current row with read on position or read on key
|
|
|
|
@notes
|
|
If inx >= 0 find record using key else re-read row on last position
|
|
|
|
@warning
|
|
This function is not row version safe.
|
|
This is not crtical as this function is not used by MySQL
|
|
|
|
@return
|
|
@retval 0 Ok
|
|
@retval HA_ERR_KEY_NOT_FOUND Row is deleted
|
|
@retval HA_ERR_END_OF_FILE End of file
|
|
@retval HA_ERR_WRONG_INDEX Wrong inx argument
|
|
*/
|
|
|
|
|
|
int maria_rsame(MARIA_HA *info, uchar *record, int inx)
|
|
{
|
|
DBUG_ENTER("maria_rsame");
|
|
|
|
if (inx >= 0 && _ma_check_index(info, inx) < 0)
|
|
{
|
|
DBUG_PRINT("error", ("wrong index usage"));
|
|
DBUG_RETURN(my_errno);
|
|
}
|
|
if (info->cur_row.lastpos == HA_OFFSET_ERROR ||
|
|
info->update & HA_STATE_DELETED)
|
|
{
|
|
DBUG_PRINT("error", ("no current record"));
|
|
DBUG_RETURN(my_errno=HA_ERR_KEY_NOT_FOUND); /* No current record */
|
|
}
|
|
info->update&= (HA_STATE_CHANGED | HA_STATE_ROW_CHANGED);
|
|
|
|
/* Read row from data file */
|
|
if (fast_ma_readinfo(info))
|
|
DBUG_RETURN(my_errno);
|
|
|
|
if (inx >= 0)
|
|
{
|
|
MARIA_KEYDEF *keyinfo= info->last_key.keyinfo;
|
|
(*keyinfo->make_key)(info, &info->last_key, (uint) inx,
|
|
info->lastkey_buff, record,
|
|
info->cur_row.lastpos,
|
|
info->cur_row.trid);
|
|
if (info->s->lock_key_trees)
|
|
mysql_rwlock_rdlock(&keyinfo->root_lock);
|
|
_ma_search(info, &info->last_key, SEARCH_SAME,
|
|
info->s->state.key_root[inx]);
|
|
if (info->s->lock_key_trees)
|
|
mysql_rwlock_unlock(&keyinfo->root_lock);
|
|
}
|
|
|
|
if (!(*info->read_record)(info, record, info->cur_row.lastpos))
|
|
DBUG_RETURN(0);
|
|
if (my_errno == HA_ERR_RECORD_DELETED)
|
|
my_errno=HA_ERR_KEY_NOT_FOUND;
|
|
DBUG_PRINT("error", ("my_errno: %d", my_errno));
|
|
DBUG_RETURN(my_errno);
|
|
} /* maria_rsame */
|