~drizzle-trunk/drizzle/development

1 by brian
clean slate
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/* Copyright (C) 2000-2002 MySQL AB
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; version 2 of the License.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
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/*
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  Rename a table
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*/
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#include "heapdef.h"
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int heap_rename(const char *old_name, const char *new_name)
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{
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  register HP_SHARE *info;
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  char *name_buff;
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  DBUG_ENTER("heap_rename");
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  pthread_mutex_lock(&THR_LOCK_heap);
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  if ((info = hp_find_named_heap(old_name)))
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  {
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    if (!(name_buff=(char*) my_strdup(new_name,MYF(MY_WME))))
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    {
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      pthread_mutex_unlock(&THR_LOCK_heap);
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      DBUG_RETURN(my_errno);
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    }
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    my_free(info->name,MYF(0));
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    info->name=name_buff;
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  }
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  pthread_mutex_unlock(&THR_LOCK_heap);
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  DBUG_RETURN(0);
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}