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/* Copyright (C) 2000-2002 MySQL 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 St, Fifth Floor, Boston, MA 02110-1301 USA */
/* re-read current record */
#include "heap_priv.h"
/* If inx != -1 the new record is read according to index
(for next/prev). Record must in this case point to last record
Returncodes:
0 = Ok.
HA_ERR_RECORD_DELETED = Record was removed
HA_ERR_KEY_NOT_FOUND = Record not found with key
*/
int heap_rsame(register HP_INFO *info, unsigned char *record, int inx)
{
HP_SHARE *share= info->getShare();
test_active(info);
if (get_chunk_status(&share->recordspace, info->current_ptr) == CHUNK_STATUS_ACTIVE)
{
if (inx < -1 || inx >= (int) share->keys)
{
return(errno=HA_ERR_WRONG_INDEX);
}
else if (inx != -1)
{
info->lastinx=inx;
hp_make_key(share->keydef + inx, &info->lastkey[0], record);
if (!hp_search(info, share->keydef + inx, &info->lastkey[0], 3))
{
info->update=0;
return(errno);
}
}
hp_extract_record(share, record, info->current_ptr);
return(0);
}
info->update=0;
return(errno=HA_ERR_RECORD_DELETED);
}
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