/usr/share/doc/flex-old/copyright is in flex-old 2.5.4a-10ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | This is the Debian GNU/Linux prepackaged old version of flex, the GNU lexical
analyzer generator.
This package was first put together by Robert Leslie <rob@mars.org>.
It is currently maintained by Tommi Vainikainen <tvainika@debian.org>,
who took over from Manoj Srivastava <srivasta@debian.org>,
who took over from Santiago Vila <sanvila@debian.org>,
and it is built from sources obtained from:
http://flex.sourceforge.net/
The message catalogs in the `po' directory were taken from the
Free Translation Project at:
http://www.iro.umontreal.ca/contrib/po/maint/flex
and are copyrighted by the Free Software Foundation. According to the FSF,
they are meant to be distributed under the same license as flex itself.
Copyright:
Flex carries the copyright used for BSD software, slightly modified
because it originated at the Lawrence Berkeley (not Livermore!) Laboratory,
which operates under a contract with the Department of Energy:
Copyright (c) 1990 The Regents of the University of California.
All rights reserved.
This code is derived from software contributed to Berkeley by
Vern Paxson.
The United States Government has rights in this work pursuant
to contract no. DE-AC03-76SF00098 between the United States
Department of Energy and the University of California.
Redistribution and use in source and binary forms are permitted
provided that: (1) source distributions retain this entire
copyright notice and comment, and (2) distributions including
binaries display the following acknowledgement: ``This product
includes software developed by the University of California,
Berkeley and its contributors'' in the documentation or other
materials provided with the distribution and in all advertising
materials mentioning features or use of this software. Neither the
name of the University 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE.
This basically says "do whatever you please with this software except
remove this notice or take advantage of the University's (or the flex
authors') name".
Note that the "flex.skl" scanner skeleton carries no copyright notice.
You are free to do whatever you please with scanners generated using flex;
for them, you are not even bound by the above copyright.
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