~drizzle-trunk/drizzle/development

/* 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 */

#include "heap_priv.h"

using namespace std;

using namespace drizzled;

	/* if flag == HA_PANIC_CLOSE then all files are removed for more

	   memory */

int hp_panic(enum ha_panic_function flag)

{

  THR_LOCK_heap.lock();

  list<HP_INFO *>::iterator info_it= heap_open_list.begin();

  while (info_it != heap_open_list.end())

  {

    HP_INFO *info= *info_it;

    switch (flag) {

    case HA_PANIC_CLOSE:

      hp_close(info);

      break;

    default:

      break;

    }

    ++info_it;

  }

  list<HP_SHARE *>::iterator share_it= heap_share_list.begin();

  while (share_it != heap_share_list.end())

  {

    HP_SHARE *share= *share_it;

    switch (flag) {

    case HA_PANIC_CLOSE:

    {

      if (!share->open_count)

	hp_free(share);

      break;

    }

    default:

      break;

    }

    ++share_it;

  }

  THR_LOCK_heap.unlock();

  return(0);

} /* hp_panic */