licence.txt

独立于AVL库的存储媒体 虽现在有不少可用的AVL树库

                Wu Yuh Song's Library Licence, Version 1
                ========================================

  Copyright (c) 1999  Wu Yuh Song


  Everyone is permitted to copy and distribute verbatim copies
  of this licence document, but changing it is not allowed.


                       WU YUH SONG'S LIBRARY LICENCE
     TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
  
  This library is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public Licence 2.1 as published 
  by the Free Software Foundation.
  
  This library 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 Lesser
  General Public Licence 2.1 for more details.

  You should have received a copy of the GNU Lesser General Public Licence 2.1
  along with this software, usually in a file named LGPL.TXT.  If not, write 
  to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  Boston, MA 02111-1307 USA.


  EXCEPTION NOTICE

  1. As a special exception, the copyright holders of this library give
  permission for additional uses of the text contained in this release of
  the library as licenced under the Wu Yuh Song's Library Licence, Version 1.

  2. The exception is that you may use, copy, link, modify and distribute 
  under the user's own terms, binary object code versions of works based 
  on the Library.

  3. If you copy code from files distributed under the terms of the GNU
  General Public Licence or the GNU Library General Public Licence into a
  copy of this library, as this licence permits, the exception does not
  apply to the code that you add in this way.  To avoid misleading anyone as
  to the status of such modified files, you must delete this exception
  notice from such code and/or adjust the licensing conditions notice
  accordingly.

  4. If you write modifications of your own for this library, it is your
  choice whether to permit this exception to apply to your modifications. 
  If you do not wish that, you must delete the exception notice from such
  code and/or adjust the licensing conditions notice accordingly.