text: /* Copyright (c) 2000, 2002, 2004, 2007 MySQL AB
     Use is subject to license terms
  
     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 Street, Fifth Floor, Boston, MA  02110-1301, USA */
  
  #include "mysys_priv.h"
  
  /*
    Get filename of file
  
    SYNOPSIS
      my_filename()
        fd	File descriptor
  */
  
  char * my_filename(File fd)
  {
    DBUG_ENTER("my_filename");
    if ((uint) fd >= (uint) my_file_limit || !my_file_info[fd].name)
      DBUG_RETURN((char*) "UNKNOWN");
    if (fd >= 0 && my_file_info[fd].type != UNOPEN)
    {
      DBUG_RETURN(my_file_info[fd].name);
    }
    else
      DBUG_RETURN((char*) "UNOPENED");	/* Debug message */
  }
  