mariadb/storage/heap/hp_close.c
2011-06-30 17:46:53 +02:00

51 lines
1.5 KiB
C

/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
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 */
/* close a heap-database */
#include "heapdef.h"
/* Close a database open by hp_open() */
/* Data is normally not deallocated */
int heap_close(HP_INFO *info)
{
int tmp;
DBUG_ENTER("heap_close");
mysql_mutex_lock(&THR_LOCK_heap);
tmp= hp_close(info);
mysql_mutex_unlock(&THR_LOCK_heap);
DBUG_RETURN(tmp);
}
int hp_close(register HP_INFO *info)
{
int error=0;
DBUG_ENTER("hp_close");
#ifndef DBUG_OFF
if (info->s->changed && heap_check_heap(info,0))
{
error=my_errno=HA_ERR_CRASHED;
}
#endif
info->s->changed=0;
if (info->open_list.data)
heap_open_list=list_delete(heap_open_list,&info->open_list);
if (!--info->s->open_count && info->s->delete_on_close)
hp_free(info->s); /* Table was deleted */
my_free(info);
DBUG_RETURN(error);
}