Copyright for perl-tk source package in Bionic

perl-tk for DEBIAN
----------------------

This is a set of perl modules which provide access to the Tk graphics
library from perl.

This package was put together by Rob Browning ,
from the original sources, which which can be obtained from any CPAN
site.  See the README and INSTALL files for locations, or check out
www.perl.com for all things perl.  The only real change to the
upstream source was the addition of the debian/* files.

Copyright:

perl/Tk:

Copyright (c) 1995-1996 Nick Ing-Simmons. All rights reserved.
This package is free software; you can redistribute it and/or
modify it under the same terms as Perl itself, with the exception
of the files in the pTk sub-directory which have separate terms
derived from those of the orignal Tk4.0 sources and/or Tix. 

IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.  THIS SOFTWARE
IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
MODIFICATIONS.

See pTk/license.terms for details of this Tk license, 
and pTk/Tix.license for the Tix license.

pTk/license.terms:

This software is copyrighted by the Regents of the University of
California, Sun Microsystems, Inc., and other parties.  The following
terms apply to all files associated with the software unless explicitly
disclaimed in individual files.

The authors hereby grant permission to use, copy, modify, distribute,
and license this software and its documentation for any purpose, provided
that existing copyright notices are retained in all copies and that this
notice is included verbatim in any distributions. No written agreement,
license, or royalty fee is required for any of the authorized uses.
Modifications to this software may be copyrighted by their authors
and need not follow the licensing terms described here, provided that
the new terms are clearly indicated on the first page of each file where
they apply.

IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY
FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY
DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.  THIS SOFTWARE
IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE
NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR
MODIFICATIONS.

RESTRICTED RIGHTS: Use, duplication or disclosure by the government
is subject to the restrictions as set forth in subparagraph (c) (1) (ii)
of the Rights in Technical Data and Computer Software Clause as DFARS
252.227-7013 and FAR 52.227-19.

pTk/Tix.license:   

Tix License Terms

   Copyright 1993 - 1995 Ioi Kim Lam, All rights reserved.
   
   The following terms apply to all files associated with the software
   unless explicitly disclaimed in individual files.
   
  RE-DISTRIBUTION OF THE TIX SOFTWARE IN ELECTRONIC FORMAT(S)
  
   Permission is hereby granted, without written agreement and without
   license or royalty fees, to use, copy, modify, and distribute this
   software and its documentation, in electronic format(s), for any
   purpose, provided that existing copyright notices are retained in all
   copies and that this notice is included verbatim in any distributions.
   
   
   Parts of this software is based on the Tcl/Tk software copyrighted by
   the Regents of the University of California, Sun Microsystems, Inc.,
   and other parties. The original license terms of the Tcl/Tk software
   distribution is included in the file pTk/license.terms.
   
  RE-DISTRIBUTION OF THE TIX DOCUMENTATION IN PRINTED FORMAT
  
   Permission is hereby granted, without written agreement and without
   license or royalty fees, to distribute the documentation of this
   software in printed format(s), for any purpose, under the following
   conditions:
    1. Existing copyright notices must be retained in all copies.
    2. This notice must be included verbatim in any distributions.
    3. No fees exceeding the cost of printing the documentation can be
       charged to the recipient of the printed copies.
       
  DISCLAIMER OF ALL WARRANTIES
  
   IN NO EVENT SHALL THE AUTHOR OF THIS SOFTWARE BE LIABLE TO ANY PARTY
   FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
   ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
   IF THE AUTHOR OF THIS SOFTWARE HAS BEEN ADVISED OF THE POSSIBILITY OF
   SUCH DAMAGE.
   
   THE AUTHOR OF THIS SOFTWARE SPECIFICALLY DISCLAIMS ANY WARRANTIES,
   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
   PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE AUTHOR OF THIS
   SOFTWARE HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
   ENHANCEMENTS, OR MODIFICATIONS.
   
   
     _________________________________________________________________
   
   Last modified Jul 23 20:45 --- Serial 806555651

Perl is distributed under the Artistic and GNU Public licences.

A copy of the Artistic licence may be found at
/usr/share/common-licenses/Artistic

A copy of the GNU Public Licence may be found at
/usr/share/common-licenses/GPL-2