hp_rename.c
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* 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 */
- /*
- Rename a table
- */
- #include "heapdef.h"
- int heap_rename(const char *old_name, const char *new_name)
- {
- reg1 HP_SHARE *info;
- char *name_buff;
- DBUG_ENTER("heap_rename");
- pthread_mutex_lock(&THR_LOCK_heap);
- if ((info = hp_find_named_heap(old_name)))
- {
- if (!(name_buff=(char*) my_strdup(new_name,MYF(MY_WME))))
- {
- pthread_mutex_unlock(&THR_LOCK_heap);
- DBUG_RETURN(my_errno);
- }
- my_free(info->name,MYF(0));
- info->name=name_buff;
- }
- pthread_mutex_unlock(&THR_LOCK_heap);
- DBUG_RETURN(0);
- }