COPYING

This software is copyright (c) Shin Aoyama 2011. Permission to use it is granted under the Perl Foundations's Artistic License 2.0.

This software includes software that is copyright (c) Paul Graham and Robert Morris, distributed under the Perl Foundations's Artistic License 2.0.

This software uses Boehm GC -----------------------------------------

  Copyright (c) 1988, 1989 Hans-J. Boehm, Alan J. Demers
  Copyright (c) 1991-1996 by Xerox Corporation.  All rights reserved.
  Copyright (c) 1996-1999 by Silicon Graphics.  All rights reserved.
  Copyright (c) 1999-2004 Hewlett-Packard Development Company, L.P.

  The file linux_threads.c is also
  Copyright (c) 1998 by Fergus Henderson.  All rights reserved.

  The files Makefile.am, and configure.in are
  Copyright (c) 2001 by Red Hat Inc. All rights reserved.

  Several files supporting GNU-style builds are copyrighted by the Free
  Software Foundation, and carry a different license from that given
  below.

  THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
  OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.

  Permission is hereby granted to use or copy this program
  for any purpose,  provided the above notices are retained on all copies.
  Permission to modify the code and to distribute modified code is granted,
  provided the above notices are retained, and a notice that the code was
  modified is included with the above copyright notice.

  A few of the files needed to use the GNU-style build procedure come with
  slightly different licenses, though they are all similar in spirit.  A few
  are GPL'ed, but with an exception that should cover all uses in the
  collector.  (If you are concerned about such things, I recommend you look
  at the notice in config.guess or ltmain.sh.)