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![]() On Aug 27, 8:25 am, Mike Ash wrote: In article , Darryl Ramm wrote: How is what you wrote in any way relevent to the point that effectlively underground wide distribution of LK8000 is copyright infringement and violation of the GPL? Like Michael I also find this behavior worrying. How does it violate the GPL? The GPL simply states that you must give the source code to anyone who you gave the software to, if they ask, and that you can't restrict others from distributing either. From what I've gathered, it sounds like the LK8000 author(s) are simply requesting that people not redistribute it further. So long as it remains a *request*, it's completely within the terms of the GPL. -- Mike Ash Radio Free Earth Broadcasting from our climate-controlled studios deep inside the Moon Mike, and others I do not believe the LK8000 developer is providing source access to people with access to the binary. The binaries are effectively being widely distributed. And it seems without meeting the GPL requirements for making source available to those recipients. I'd love to be wrong about any of this. Are written notices included with the binaries letting users know how they may request source code? or is the source code available for those users to download from a network server? If not then what are the terms of any agreement in place with current users providing testing of the software for the developers? (this is a more difficult route to use to argue you do not need to provide source code access to a group of people with access to the binary). A mere "request" by a developer to users not to redistribute binaries, without also meeting other requirements (Section 2 below) for limited binary only distribution is unlikely to immunize the developer from requirements to provide source code and could be seen itself as a violation of the GPL on restricting distribution. And as I mention some people will argue that there is effectively no limited testing/ beta/alpha allowed outside a single organization without also requiring source code distribution/access. Without getting prissy with the legal crap (which I will do below) this just does seem to be outside the spirit of the GPL and open source development. And to me its just a pity as everything I hear about the LK8000 software is very complimentary and the people involved seem very technically competent. And yes I understand how things can get into these messy situations, and I understand why people want to use the LK8000 software and share it etc. And how many many non-developers will not understand all the implications of the GPL. Probably the easiest path to curing this situation is for the LK8000 developer to just release the code (or remove all XCSoar copyright code). Appearing to really avoid releasing code may start people worrying that there may be intent here to take the code commercial (which they can do if they remove all other non-original code). ---- Prissy legal stuff follows ... the GPL issue is one of "conveying" a covered work and then the requirement for providing source code. I'll try to assemble the two sections from the current GPL that are relevant. One argument goes that there are certain very restricted 'private' distribution of binaries only that can allow developers not to provide source at all, and the other general argument controls what a developer and others must do to provide source code for other (usual) situations. My comments below in []. --- From the GPL v3 GPL v3 Section 2 BASIC PERMISSIONS.... ....You may convey covered works to others for the sole purpose of having them make modifications exclusively for you, or provide you with facilities for running those works, provided that you comply with the terms of this License in conveying all material for which you do not control copyright. Those thus making or running the covered works for you must do so exclusively on your behalf, under your direction and control, on terms that prohibit them from making any copies of your copyrighted material outside their relationship with you. [This clause is used by some folks to argue it is possible to do some limited alpha/beta testing without triggering the usual GPL source distribution requirements but to do that the participants in the alpha/ beta program must DO SO EXCLUSIVELY ON YOUR BEHALF, UNDER YOUR DIRECTION AND CONTROL, ON TERMS AND CONDITIONS THAT PROHIBIT THEM FROM MAKING ANY COPIES... etc. The FSF themselves argue this is not allowed if you "distribute" an alpha/beta/etc. version, i.e. it all depends on what is meant by "distribute". A simple test of this control would be what is in any alpha/beta/test agreement that participants have been required to agree to. Another test is when the developer is aware of violations of this part of the GPL what action have they taken? If a developer wants to use this argument then its really their responsibility to require and maintain compliance with this. Many open- source developers never go down this path to argue they don't need to provide source code to alpha/beta/test users - they just provide source access as required elsewhere in the GPL.] --- [If the developer does not meet the requirements mentioned above and executable are conveyed outside of the limited situation allowed (and I suspect that may have occurred here) then the usual GPL source code distribution requirements kicks in. And it is not just "if somebody with the binary asks for source code"...] GPL v3 Section 6. CONVEYING NON-SOURCE FORMS. You may convey a covered work in object code form under the terms of sections 4 and 5, provided that you also convey the machine-readable Corresponding Source under the terms of this License, in one of these ways: * a) Convey the object code in, or embodied in, a physical product (including a physical distribution medium), accompanied by the Corresponding Source fixed on a durable physical medium customarily used for software interchange. * b) Convey the object code in, or embodied in, a physical product (including a physical distribution medium), accompanied by a written offer, valid for at least three years and valid for as long as you offer spare parts or customer support for that product model, to give anyone who possesses the object code either (1) a copy of the Corresponding Source for all the software in the product that is covered by this License, on a durable physical medium customarily used for software interchange, for a price no more than your reasonable cost of physically performing this conveying of source, or (2) access to copy the Corresponding Source from a network server at no charge. * c) Convey individual copies of the object code with a copy of the written offer to provide the Corresponding Source. This alternative is allowed only occasionally and noncommercially, and only if you received the object code with such an offer, in accord with subsection 6b. * d) Convey the object code by offering access from a designated place (gratis or for a charge), and offer equivalent access to the Corresponding Source in the same way through the same place at no further charge. You need not require recipients to copy the Corresponding Source along with the object code. If the place to copy the object code is a network server, the Corresponding Source may be on a different server (operated by you or a third party) that supports equivalent copying facilities, provided you maintain clear directions next to the object code saying where to find the Corresponding Source. Regardless of what server hosts the Corresponding Source, you remain obligated to ensure that it is available for as long as needed to satisfy these requirements. * e) Convey the object code using peer-to-peer transmission, provided you inform other peers where the object code and Corresponding Source of the work are being offered to the general public at no charge under subsection 6d. [6 (a) and (b) don't apply since the usual distribution here is non- physical distribution of the LK8000 binary. 6 (c) may apply "occasionally" and requires a written offer for a physical medium *or* provision on a network server. An interpretation of this is that participants in an alpha/beta may fall under 6 (c) but was the offer to provide the LK8000 source actually made in writing to participants? If it was not made in writing in an offer in the binary distribution then the source needs to be on a network server accessible to recipients of the binary. And those recipients can copy and distribute that source code freely. A lawyer might try to argue that there is an "underground"/multi-tier distribution used in an attempt circumvent the 6 (c) requirement, and/ or fails the "occasional" test and therefore 6 (d) or 6 (e) should apply. The occasional test is likely to be ambiguous - but I'd argue that if all distribution of a work over time used this form of source code distribution then it was not "occasional". Limited use for a new alpha/beta likely passes this "occasional" test. But that just gives the developer the option of using the written offer to provide source. And they need to make that offer up front in writing if they want to use that option. And once you no longer meet the "occasional" test you are effectively forced to provide a network or peer-peer download. Nowadays most GPL developers just push source onto an online server as it is easy, involves less work and meets compliance across all parts of Section 6.] Darryl |
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