Re: GPL as a license for documentation: What about derived works?

2005-02-01 Thread Andrew Suffield
On Mon, Jan 31, 2005 at 12:09:18PM +0100, Frank K?ster wrote:
 But still there's a lot of cruft in it that might be just confusing for
 an author who considers GPL for his text, or even add confusion to a
 possible lawsuit.

Licenses *are* confusing. Not our fault, nor can we do anything about
it; there's a limit to the effectiveness of the anti-lawyer spray we
use. Deal with it.

Any scenario which appears to contain a license which isn't confusing
is one which contains a license you don't understand properly, and
should be treated with the utmost suspicion, just like a perpetual
motion machine.

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Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Frank Küster
MJ Ray [EMAIL PROTECTED] schrieb:

 =?iso-8859-1?q?Frank_K=FCster?= [EMAIL PROTECTED] wrote:
 please point me to an older thread if this has been discussed before, I
 didn't find it in the archives.

 Did you check http://www.gnu.org/licenses/gpl-faq.html first?

I didn't find it helpful in this case.

 1. The first is whether there are any established criteria by which the
creation of a derived work can be distinguished from mere aggregation.

 http://www.gnu.org/licenses/gpl-faq.html#MereAggregation is a starting
 point, if you translate it to documents. I think it depends whether the
 first work could be replaced with an equivalent without requiring changes
 to the later one.

Oh, thanks. This is a criterion that can be well used for documentation
(as opposed to the software-centric 

,
| depends both on the mechanism of communication (exec, pipes, rpc,
| function calls within a shared address space, etc.) and the semantics
| of the communication (what kinds of information are interchanged).
`

 AIUI, the GPL can't override copyright law and it only grants extra
 permissions. It doesn't take any away. A text published with no
 licence defaults to all rights reserved usually.

Thanks, that also made things clearer to me. It sounds so obvious once
someone said it...

Regards, Frank
-- 
Frank Küster
Inst. f. Biochemie der Univ. Zürich
Debian Developer



Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Frank Küster
Thank you, Andrew, Michael, MJ and Raul for your comments. 

I was asking this question because I got involved in a license
discussion with an author who published a preliminary version of a
document on a preliminary licsense, the Creative Commons
Attribution-NonCommercial-ShareAlike 2.0. 

During the discussion, he asked for a recommendation for a free license
for his text, should he wish to distribute it.

He seemed to be concerned about other people making unfair use of the
text (without having any real clue about what is fair use
probably). And he was clearly looking for something that would bind
everybody to use the same free conditions for texts based on it: He was
objecting to putting it into public domain.

I hope I have understood most of the things you wrote, and it seems
clearer to me now what you can do, and what you can't do, by releasing a
text under GPL.

But still there's a lot of cruft in it that might be just confusing for
an author who considers GPL for his text, or even add confusion to a
possible lawsuit.

Would it be possible to create something like a reduced form of the GPL,
with program replaced by text, object code by typeset form, and
with all the executable-specific cruft rippeed off (or replaced)?

With such a license I would hope that we could convince individual
authors to switch from GFDL to this GPL-doc (of course not the FSF...). 

Regards, Frank
-- 
Frank Küster
Inst. f. Biochemie der Univ. Zürich
Debian Developer



Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Josh Triplett
Frank Küster wrote:
 I hope I have understood most of the things you wrote, and it seems
 clearer to me now what you can do, and what you can't do, by releasing a
 text under GPL.

 But still there's a lot of cruft in it that might be just confusing for
 an author who considers GPL for his text, or even add confusion to a
 possible lawsuit.

 Would it be possible to create something like a reduced form of the GPL,
 with program replaced by text, object code by typeset form, and
 with all the executable-specific cruft rippeed off (or replaced)?

You could (if you removed the GPL preamble as required by the FSF), but
the resulting license is very likely to be incompatible with the GPL.  I
strongly recommend just using the standard GPL.  If you really feel that
such clarifications are necessary, you could add a (non-binding)
clarification stating that program corresponds to text and object
code corresponds to typeset form, and add an exception to any clauses
you don't care about.  However, I don't think that's a good idea, and I
don't think people will be confused by a GPLed document.

- Josh Triplett


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Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Raul Miller
On Mon, Jan 31, 2005 at 12:09:18PM +0100, Frank Küster wrote:
 Would it be possible to create something like a reduced form of the GPL,
...

This isn't really the right forum for that.

Maybe the fsf licensing forum would be better?

-- 
Raul


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Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread MJ Ray
=?iso-8859-1?q?Frank_K=FCster?= [EMAIL PROTECTED] wrote:
 Would it be possible to create something like a reduced form of the GPL,
 with program replaced by text, object code by typeset form, and
 with all the executable-specific cruft rippeed off (or replaced)?

It would be possible (see GPL FAQ cited previously), but I think it's
superfluous because the GPL's definition of Program is flexible enough
to include documents. It's undesirable because GPL-doc would be
incompatible with GPL unless you make specific provision for a LGPL-style
upgrade.


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Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread MJ Ray
Raul Miller [EMAIL PROTECTED] wrote:
 Maybe the fsf licensing forum would be better?

Yes, it would, but I can't find details of a licensing forum on
their pages. Where is it?

[EMAIL PROTECTED] is a non-public enquiry service, as far as I can tell.
It does not seem to publish performance statistics and my experience has
been disappointing. The FSF publications about documentation licensing
have been getting worse, too, as they dig in instead of discussing.


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Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Frank Küster
Raul Miller [EMAIL PROTECTED] wrote:

 On Mon, Jan 31, 2005 at 12:09:18PM +0100, Frank Küster wrote:
 Would it be possible to create something like a reduced form of the GPL,
 ...

 This isn't really the right forum for that.

Well, hm, yes, no. Indeed the case that made me post this question dealt
with a new document. But on the other hand, I have a problem as a Debian
developer with existing documents in existing packages: Namely that I
have to approach upstream authors and tell them We don't think the GFDL
you have chosen for your document is a free license. The logical
question they ask me is What else should I use as a license?

Therefore, I assume that more maintainers will get to this question once
sarge is released. We should be prepared and have a good answer to
it.

And it *might* even be that having a good answer to it will increase our
chances to get FSF to relisence their stuff: It's not only about the
FSF, but also about individual contributors who might put some pressure
on them; and they might be more inclined to do this when they see us as
a constructive participant of the discussion¹

 Maybe the fsf licensing forum would be better?

Do you expect that they would recommend anything else but GFDL? Or if
there are differing opinions there, that there will be more than just
one more flamewar about the GFDL?

Furthermore, I am a Debian developer who is primarily skilled for
doing my work on my packages, and who sometimes has a good relation to
upstream authors. But I don't have much experience with legal
considerations, and I wouldn't want to come out of such a discussion
with some recommendation to an upstream author, only to find later that
the license isn't approved by debian-legal - for reasons I understand,
but couldn't find myself.

Therefore I am asking here for advice and help. 

Regards, Frank


¹even if in particular their cases, the obvious alternative is the
license of the documented program, GPL
-- 
Frank Küster
Inst. f. Biochemie der Univ. Zürich
Debian Developer



Re: GPL as a license for documentation: What about derived works?

2005-01-31 Thread Frank Küster
MJ Ray [EMAIL PROTECTED] schrieb:

 =?iso-8859-1?q?Frank_K=FCster?= [EMAIL PROTECTED] wrote:
 Would it be possible to create something like a reduced form of the GPL,
 with program replaced by text, object code by typeset form, and
 with all the executable-specific cruft rippeed off (or replaced)?

 It would be possible (see GPL FAQ cited previously), but I think it's
 superfluous because the GPL's definition of Program is flexible enough
 to include documents.

It might be flexible enough from a legal point of view. But then, it
seems the minds of authors aren't always flexible enough. Perhaps I
would have to help them bend and stretch...

 It's undesirable because GPL-doc would be
 incompatible with GPL unless you make specific provision for a LGPL-style
 upgrade.

For real standalone documentation, I don't know wether this would be a
problem in practice. Hm. I should read about compatibility of GPL'ed
code with BSD or artistic licensed code.

Regards, Frank
-- 
Frank Küster
Inst. f. Biochemie der Univ. Zürich
Debian Developer



Re: GPL as a license for documentation: What about derived works?

2005-01-29 Thread Andrew Suffield
On Fri, Jan 28, 2005 at 09:49:08PM +0100, Frank K?ster wrote:
 1. The first is whether there are any established criteria by which the
creation of a derived work can be distinguished from mere aggregation.

Literally 'no', but more practically 'kinda'.

More precisely, there is a *vast* amount of precedent and case law on
the subject of what does and does not constitute derivation in
literature. It doesn't qualify as 'established criteria' because this
is highly subjective. Courts try to be consistent but ultimately there
are limits.

Since software is usually classified as literature by law, we (and the
courts) usually refer to this stuff when talking about derivation in
software - there's far less case law about software directly, but the
same ideas are applied. So it's kinda similar-in-reverse - because
software is like literature, not the other way around.

Music rather than literature, but here's a couple of crazy cases where
something strangely was considered infringement via derivation:

http://www.benedict.com/audio/harrison/harrison.aspx

And where something equally strangely was not:

http://www.benedict.com/audio/crew/crew.aspx

You probably won't have much luck reconciling these two decisions on
anything but a purely subjective basis.

But what if there are extensive references to specific parts of the
appendix in the text? What if it is a chapter in that book?

You *really* want to feed that sort of thing to a lawyer of some
kind. It's borderline so it's going to be driven by applicable case
law, which means proper research. We can't really deal with that sort
of thing.

 2. I fail to find the right technical or juridical terms here, but I
guess in most jurisdictions it is allowed to cite other texts, or to
publish a book that discusses some text in detail (like
interpretation of a poem, or detailed rebuttal of a scientific
paper). In such a case, the book would not exist without prior
existence of the original text. Would such a thing be regarded a
derived work, and would therefore a text published under GPL impose
restrictions that would not hold for a text published without a
license, simply in printed form?

Citation (as used in research papers) is not derivation, nor is
quotation (as used in literary criticism) for the purpose of
commentary, because the research and literary lobbies have a moderate
amount of weight. Anything more *might* be.

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GPL as a license for documentation: What about derived works?

2005-01-28 Thread Frank Küster
Hi,

please point me to an older thread if this has been discussed before, I
didn't find it in the archives.

Let's assume a piece of technical documentation (standalone, i.e not
part of a software package; something like selfhtml or LaTeX's lshort),
is licensed under GPL, with an additional text stating what the
preferred form for modification is (say, LaTeX or docbook).

As I understand it, anybody can take the text and publish it as a
printed book, as long as he also prints where the source code can be
found (GPL clause 3.b or 3.c). If he creates a derived work - for
example by extending each chapter, but keeping the structure and most of
the original text - he has to license that under GPL, too (and thus
provide the source code).

I have two questions

1. The first is whether there are any established criteria by which the
   creation of a derived work can be distinguished from mere aggregation.

   I assume that if a book on the technical aspects of computer
   typesetting would include, as an appendix, a GPL'ed text on
   typography, this would be only aggregation. At least if typographical
   questions don't play a role in the rest of the text.

   But what if there are extensive references to specific parts of the
   appendix in the text? What if it is a chapter in that book?

2. I fail to find the right technical or juridical terms here, but I
   guess in most jurisdictions it is allowed to cite other texts, or to
   publish a book that discusses some text in detail (like
   interpretation of a poem, or detailed rebuttal of a scientific
   paper). In such a case, the book would not exist without prior
   existence of the original text. Would such a thing be regarded a
   derived work, and would therefore a text published under GPL impose
   restrictions that would not hold for a text published without a
   license, simply in printed form?

TIA, Frank

-- 
Frank Küster
Inst. f. Biochemie der Univ. Zürich
Debian Developer



Re: GPL as a license for documentation: What about derived works?

2005-01-28 Thread MJ Ray
=?iso-8859-1?q?Frank_K=FCster?= [EMAIL PROTECTED] wrote:
 please point me to an older thread if this has been discussed before, I
 didn't find it in the archives.

Did you check http://www.gnu.org/licenses/gpl-faq.html first?

I'll answer because I doubt the hard-pressed FSF enquiry service
will give answers quickly on this discouraged use of GPL. Their FAQ
about use for documentation has recently been made worse, I notice.
(Also now in sans-serif. Someone send FSF on a typography course.)

 1. The first is whether there are any established criteria by which the
creation of a derived work can be distinguished from mere aggregation.

http://www.gnu.org/licenses/gpl-faq.html#MereAggregation is a starting
point, if you translate it to documents. I think it depends whether the
first work could be replaced with an equivalent without requiring changes
to the later one.

[...] Would such a thing be regarded a
derived work, and would therefore a text published under GPL impose
restrictions that would not hold for a text published without a
license, simply in printed form?

I think it would be a derived work, but you might not need to satisfy
the GPL, the same as you don't need to satisfy a copyright me, all
rights reserved in some cases.  I don't know about your law, but blanket
permission to copy a bit for the purpose of commentary is in English law
(CDPA Pt1 Ch3).  I think the Berne Convention means similar provisions
are in most laws, but the exact extent varies.

AIUI, the GPL can't override copyright law and it only grants extra
permissions. It doesn't take any away. A text published with no
licence defaults to all rights reserved usually.

Hope that helps. I am not a lawyer.
-- 
MJR/slef
My Opinion Only: see http://people.debian.org/~mjr/


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Re: GPL as a license for documentation: What about derived works?

2005-01-28 Thread Michael K. Edwards
Disclaimer:  IANAL, IANADD, I haven't been actively engaged with
debian-legal for very long, and my interpretation of the meaning of
derivative work and its consequences for the scope of the GPL
appears to contrast rather strongly with the FSF's and with some other
debian-legal participants'.  But I can point you to some US case law,
and statutes elsewhere, which I believe to be relevant.  Perhaps this
will be helpful to you in assessing the quality of the local
conventional wisdom.

On Fri, 28 Jan 2005 21:49:08 +0100, Frank Küster [EMAIL PROTECTED] wrote:
[snip]
 Let's assume a piece of technical documentation (standalone, i.e not
 part of a software package; something like selfhtml or LaTeX's lshort),
 is licensed under GPL, with an additional text stating what the
 preferred form for modification is (say, LaTeX or docbook).
 
 As I understand it, anybody can take the text and publish it as a
 printed book, as long as he also prints where the source code can be
 found (GPL clause 3.b or 3.c). If he creates a derived work - for
 example by extending each chapter, but keeping the structure and most of
 the original text - he has to license that under GPL, too (and thus
 provide the source code).

That's correct.  Publishing this book, or in general any action that
would normally require a copyright license and isn't accompanied by a
strong claim of alternate licensing terms, is fairly strong evidence
of acceptance through conduct of the offer of contract contained in
the GPL, in any jurisdiction where a non-exclusive copyright license
can be created by this form of acceptance.  That would include any
jurisdiction where any retail software license is enforceable.

There is a non-zero threshold for evidence of acceptance, however. 
See Specht v. Netscape, which held that a mere browse-wrap license
on downloadable software was similar to an open box containing copies
of a free newspaper, and that merely taking and using that newspaper
doesn't prove acceptance of the attached license.  Picking up a copy
of a free newspaper doesn't convey license to republish its contents,
however; so publishing printed copies of a GPL document is clearly
well over this threshold.

Judging from the two cases I have been able to find in which the GPL
has come up in US court (namely, Progress Software v. MySQL and
Planetary Motion v. Techplosion), there is no reason to think that
there is any defect in the GPL as an enforceable offer of contract
regarding material on which the copyright holder retains its
ownership.  Specifically, publication of a work with the GPL attached
is not release into the public domain and does consitute use in
commerce, according to an argument in Planetary Motion (a valid
appellate precedent) which appears to me also to prove sufficient
consideration on both sides to form a bilateral contract.

Notwithstanding the public claims of the FSF's general counsel, there
is no such thing as a non-contract license in any jurisdiction I
have heard named.  With help from other debian-legal participants,
I've verified this assertion against statute and/or precedent in at
least the US, Canada, UK, Belgium, and Germany.  I have also asked
[EMAIL PROTECTED] about their stance, and received nothing but
pointers to an interview with the general counsel and the 1709 Statute
of Anne.  The FSF's general counsel submitted an expert witness
affidavit in the MySQL case, but it makes no reference to relevant
modern legal precedent.

In general, this means that a claim of copyright infringement cannot
succeed unless the copyright holder can demonstrate, in addition to
the usual criteria for infringement, that the defendant either
exceeded the scope of the license granted in the contract or breached
the contract to an extent that justifies rescission of the license. 
This is consistent with the judge's ruling in Progress Software vs.
MySQL, in which MySQL did not succeed in obtaining a preliminary
injunction on copyright grounds.

 I have two questions
 
 1. The first is whether there are any established criteria by which the
creation of a derived work can be distinguished from mere aggregation.
 
I assume that if a book on the technical aspects of computer
typesetting would include, as an appendix, a GPL'ed text on
typography, this would be only aggregation. At least if typographical
questions don't play a role in the rest of the text.
 
But what if there are extensive references to specific parts of the
appendix in the text? What if it is a chapter in that book?

I'm going to try to answer the question I think you are asking: 
Joe-Bob writes a book about GPL Work X, on which the copyright is
held by Sue.  He includes Work X as Chapter X (or Appendix X) of his
book, and makes extensive references to Work X in Chapter Y (and
possibly every other chapter).  Can Sue successfully sue Joe-Bob to
either block distribution of the book or to require release of the
'source code' for the entire book under 

Re: GPL as a license for documentation: What about derived works?

2005-01-28 Thread Raul Miller
On Fri, Jan 28, 2005 at 07:44:38PM -0800, Michael K. Edwards wrote:
 Any given country's implementation of the Berne Convention may vary
 somewhat, but the US statute (at least as of 1986) and the case law I
 have seen are consistent with the interpretation that compilations
 (or the subset collective works) are a disjoint category from
 derivative works.  See 17 USC 101, and compare the UK CDPA sections
 3 (1) (a) (a table or compilation is a subtype of literary work)
 and 21 (adaptations are defined to cover essentially the same scope
 as Berne Convention derivative works).

The Berne Convention does not appear to use the term derivative
at all.  The only place I can find that uses related worde
(derived, and collection) is Article 14 and 14ter, in reference
to (derived) cinematographic production based on other
kinds of works and (collection) the collection of fees.
(http://www.law.cornell.edu/treaties/berne/overview.html)

Furthermore, if 17 USC 101 is a basis for collective works being
disjoint from derivative works then it's also a basis for computer
program being disjoint from both.  Which is clearly not the way a court
would treat computer programs.

I think that the mathematical concept of a disjoint set misconstrues the
nature of legal definitions.  The difference is more one of focus.  There
is no need to believe that there is some precise legal difference between
an anthology and a work based on one or more preexisting works.

Finally, I agree that linking doesn't create a derivative work.
But I also feel that this statement about linking can be misleading.
Before a program can be successfully linked with some other body of work,
it is already a derivative work, or not a derivative work, of this other
body of work.

-- 
Raul


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Re: GPL as a license for documentation: What about derived works?

2005-01-28 Thread Raul Miller
On Fri, Jan 28, 2005 at 11:56:25PM -0500, I wrote:
 The Berne Convention does not appear to use the term derivative
 at all.  The only place I can find that uses related worde
 (derived, and collection) is Article 14 and 14ter, in reference
 to (derived) cinematographic production based on other
 kinds of works and (collection) the collection of fees.
 (http://www.law.cornell.edu/treaties/berne/overview.html)

Oops, I missed the use of collection in section 2bis of
the Berne Convention.  This doesn't change my understanding
of the issue, but I should mention it, for completeness.

Thanks,

-- 
Raul


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