hp_close.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
- /* Copyright (C) 2000 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; either version 2 of the License, or
- (at your option) any later version.
- 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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");
- pthread_mutex_lock(&THR_LOCK_heap);
- tmp= hp_close(info);
- pthread_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;
- 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((gptr) info,MYF(0));
- DBUG_RETURN(error);
- }