hp_info.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 */
- /* Returns info about database status */
- #include "heapdef.h"
- byte *heap_position(HP_INFO *info)
- {
- return ((info->update & HA_STATE_AKTIV) ? info->current_ptr :
- (HEAP_PTR) 0);
- }
- #ifdef WANT_OLD_HEAP_VERSION
- /*
- The following should NOT be used anymore as this can't be used together with
- heap_rkey()
- */
- ulong heap_position_old(HP_INFO *info)
- {
- return ((info->update & HA_STATE_AKTIV) ? info->current_record :
- (ulong) ~0L);
- }
- #endif /* WANT_OLD_HEAP_CODE */
- /* Note that heap_info does NOT return information about the
- current position anymore; Use heap_position instead */
- int heap_info(reg1 HP_INFO *info,reg2 HEAPINFO *x, int flag )
- {
- DBUG_ENTER("heap_info");
- x->records = info->s->records;
- x->deleted = info->s->deleted;
- x->reclength = info->s->reclength;
- x->data_length = info->s->data_length;
- x->index_length = info->s->index_length;
- x->max_records = info->s->max_records;
- x->errkey = info->errkey;
- if (flag & HA_STATUS_AUTO)
- x->auto_increment= info->s->auto_increment + 1;
- DBUG_RETURN(0);
- } /* heap_info */