This file is indexed.

/usr/share/doc/supertux/copyright is in supertux 0.5.1-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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This package was debianized by Gürkan Sengün <gurkan@linuks.mine.nu> on
Thu,  6 May 2004 10:36:38 +0200.

It was downloaded from https://github.com/SuperTux/supertux

Upstream Authors: Tobias Glaesser <tobi.web@gmx.de>,
                  Bill Kendrick <nbs@sonic.net>,
                  Ricardo Cruz <rick2@aeiou.pt>,
                  Ingo Ruhnke <grumbel@gmx.de>,
                  Duong-Khang NGUYEN <neoneurone@users.sourceforge.net>,
                  Matthias Braun <matze@braunis.de>,
                  Ryan Flegel <xxdigitalhellxx@hotmail.com>,
                  Ondrej Hosek <ondra.hosek@gmail.com>,
                  Wolfgang Becker <uafr@gmx.de>,
                  Christoph Sommer <supertux@2006.expires.deltadevelopment.de>,
                  Benjamin P. Jung <litespeed@users.sourceforge.net>,
                  Bastiaan Zapf <bzapf_tedo@yahoo.de>,
                  Richard Smith <supertux@metafoo.co.uk>,
                  Arvid Norlander <anmaster@users.berlios.de>
				  Florian Forster <supertux at octo.it>
				  Philipp <balinor@pnxs.de>

                  Graphics:
                  Ingo Ruhnke <grumbel@gmx.de>,
                  Christopher A. Webber <creat0r@lingocomic.com>

                  Level Design:
                  Ingo Ruhnke <grumbel@gmx.de>,
                  Marek Moeckel <wansti@gmx.de>,
                  Stephen Groundwater <slacker@gluebox.com>
				  Kővágó Zoltán <DirtY.iCE.hu@gmail.com>


Translators:
   ca - Antoni Villalonga
   cs - Ondra Hosek
   de - Core Team
   da - Anders
   es - Javier Beaumont
   fr - Frederic Rodrigo
   hu - Kővágó Zoltán
   it - Iknos
   nl - Frank van der Loo
   nn - Karl Ove Hufthammer
   pt - Ricardo Cruz
   sv - Arvid Norlander


Copyright by authors mentioned above, 2003-2010.

Some additional authors, copyright holders and licenses are listed at the
bottom of this document.

License:
     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, either version 3 of the License, or
     (at your option) any later version.

     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, see <http://www.gnu.org/licenses/>.

On Debian systems, the complete text of the GNU General
Public License can be found in `/usr/share/common-licenses/GPL-3'.



Other author/licenses:

./data/levels/world1/worldmap.stwm
./data/levels/bonus1/worldmap.stwm
./data/levels/world2/keystodoor.stl
./data/levels/bonus2/worldmap.stwm
./data/levels/test/magicblocks.stl
./data/levels/test/newice.stl
./data/levels/test_old/auto.stl
./data/levels/test_old/dropcrush.stl
./data/levels/test_old/scriptdoor.stl
./data/levels/test_old/break.stl
./data/levels/test_old/direction.stl
./data/levels/test_old/water.stl
./data/levels/test_old/reset.stl
./data/levels/test_old/grab.stl
./data/levels/test_old/trampoline.stl
-------------------------------------
Same copyright owners as the main game put GPLv2 only

    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; either 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, see <http://www.gnu.org/licenses/>.

    On Debian systems, the complete text of the GNU General Public License
    version 2 can be found in "/usr/share/common-licenses/GPL-2".

The following images are taken from other open source projects:

camera.png from tango-project.org

arrow.png from inkscape

mk/cmake/FindICONV.cmake:
-------------------------
 Copyright (c) 2006, Peter Kümmel,

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:

 1. Redistributions of source code must retain the copyright
    notice, this list of conditions and the following disclaimer.
 2. Redistributions in binary form must reproduce the copyright
    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution.
 3. The name of the author may not be used to endorse or promote products
    derived from this software without specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

src/binreloc/binreloc.c:
src/binreloc/binreloc.h:
------------------------
 * BinReloc - a library for creating relocatable executables
 * Written by: Hongli Lai <h.lai@chello.nl>
 * http://autopackage.org/
 *
 * This source code is public domain. You can relicense this code
 * under whatever license you want.


src/random_generator.cpp:
src/random_generator.hpp:
-------------------------
// A strong random number generator
//
// Copyright (C) 2006 Allen King
// Copyright (C) 2002 Michael Ringgaard. All rights reserved.
// Copyright (C) 1983, 1993 The Regents of the University of California.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. Neither the name of the project nor the names of its contributors
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
// OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE.

// Transliterated into C++ Allen King 060417, from sources on
//          http://www.jbox.dk/sanos/source/lib/random.c.html


tools/png_recompress.sh:
------------------------
 Copyright (C) 2007-2008 Arvid Norlander <anmaster AT tele2 DOT se>

 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, either version 3 of the License, or
 (at your option) any later version.

 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, see <http://www.gnu.org/licenses/>.

This script recompresses .png files using optipng and
advpng to get the smallest images. All recompression is
lossless.

external/squirrel:
-------------
All the files in src/squirrel refers to the following file,
src/squirrel/include/squirrel.h file, which contains the following notice:

/*
Copyright (c) 2003-2006 Alberto Demichelis

This software is provided 'as-is', without any
express or implied warranty. In no event will the
authors be held liable for any damages arising from
the use of this software.

Permission is granted to anyone to use this software
for any purpose, including commercial applications,
and to alter it and redistribute it freely, subject
to the following restrictions:

               1. The origin of this software must not be
               misrepresented; you must not claim that
               you wrote the original software. If you
               use this software in a product, an
               acknowledgment in the product
               documentation would be appreciated but is
               not required.

               2. Altered source versions must be plainly
               marked as such, and must not be
               misrepresented as being the original
               software.

               3. This notice may not be removed or
               altered from any source distribution.
*/

external/squirrel/squirrel/sqtable.h:
--------------------------------

This file contains an additional copyright note:

/*     see copyright notice in squirrel.h */
[...]
/*
* The following code is based on Lua 4.0 (Copyright 1994-2002 Tecgraf, PUC-Rio.)
* http://www.lua.org/copyright.html#4
* http://www.lua.org/source/4.0.1/src_ltable.c.html
*/

external/findlocale:
--------------------

Copyright (C) 2004 Adam D. Moss (the "Author").  All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is fur-
nished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FIT-
NESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CON-
NECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Except as contained in this notice, the name of the Author of the
Software shall not be used in advertising or otherwise to promote the sale,
use or other dealings in this Software without prior written authorization
from the Author.

external/obstack:
-----------------

   Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1996, 1997, 1998,
   1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C 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 License for more details.

   You should have received a copy of the GNU Lesser General Public License
   along with this program. If not, see <http://www.gnu.org/licenses/>.

   On Debian systems, the complete text of the GNU Lesser General
   Public License can be found in "/usr/share/common-licenses/LGPL-2.1".

external/tinygettext:
---------------------

  Copyright (C) 2006 Ingo Ruhnke <grumbel@gmx.de>

  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; either version 2
  of the License, or (at your option) any later version.

  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, see <http://www.gnu.org/licenses/>.

  On Debian systems, the complete text of the GNU General Public License
  version 2 can be found in "/usr/share/common-licenses/GPL-2".


M4 macros:
==========

Here is the list of macros with authors not listed above, and not in auto* or
gettext packages.

m4/autoconf/acx_pthread.m4:
---------------------------
dnl @category InstalledPackages
dnl @author Steven G. Johnson <stevenj@alum.mit.edu>
dnl @version 2005-01-14
dnl @license GPLWithACException

m4/autoconf/ax_check_gl.m4:
---------------------------
dnl @category InstalledPackages
dnl @author Braden McDaniel <braden@endoframe.com>
dnl @version 2004-11-15
dnl @license AllPermissive

m4/autoconf/ax_lang_compiler_ms.m4:
-----------------------------------
dnl @category InstalledPackages
dnl @author Braden McDaniel <braden@endoframe.com>
dnl @version 2004-11-15
dnl @license AllPermissive

m4/autoconf/binreloc.m4:
------------------------
# Hongli Lai
#   slightly modified by Matze (don't enable automatically)

m4/autoconf/ogg.m4:
-------------------
# Jack Moffitt <jack@icecast.org> 10-21-2000
# Owen Taylor and Manish Singh

m4/autoconf/sdl.m4:
-------------------
# Sam Lantinga 9/21/99
# Manish Singh, Frank Belew, Owen Taylor

m4/autoconf/vorbis.m4:
----------------------
# Jack Moffitt <jack@icecast.org> 10-21-2000
# Owen Taylor and Manish Singh

m4/jam/macosx.jam:
------------------
# Copyright (C) 2003 by Eric Sunshine <sunshine@sunshineco.com>
# Copyright (C) 2006 by Ondrej Hosek <ondra.hosek@gmail.com>
(GPL v2 or later)