Hi Anthony! On Mon, 14 Dec 2009 20:25:22 +0000, "Anthony W. Youngman" <[email protected]> wrote:
>>Right, this is section 6 of GPLv2 of section 10 of GPLv3. Let's quote >>the latter: >> >> 10. Automatic Licensing of Downstream Recipients. >> >> Each time you convey a covered work, the recipient automatically >> receives a license from the original licensors, to run, modify and >> propagate that work, subject to this License. [...] >> >>> And I granted the licence as "v2 or later". >> >>The text of the GPL says "subject to this License", i.e. GPLv3, not >>"subject to all Licenses". So I don't see how your conclusion follows. > As I said in another post, you're confusing the licence *grant* with the > licence *itself*. > Let's say I write some software and - as I would - I stick a notice that > says "this software is licenced v2 or v3". That is my grant. Ok. > You now look at the code. You like v3, so you say "v3 is my licence" and > distribute it as v3. Ok. > Your recipients also get *my* grant, so any one of > them can say "actually, I like v *2* so I'll take that as my licence". Why do you think that my recipients will get your entire grant? GPLv3 only says that they will get your grant for _this_ License, i.e. GPLv3. > Now let's say you write some code, add it to my work to make a > derivative work and, being a trusting bloke your grant says your code is > "v3 or later". > > You can choose to distribute the code under v2 or v3, because you need > to comply with my grant for my code. You can do what you like with your > own code. > > Your recipients, now, can ONLY distribute under "V3 ONLY". They can > choose v2 for my code, but that won't let them distribute yours, so they > can't distribute the derivative work under v2. They can choose v4 (when > it comes out) for your code, but that won't let them distribute mine, so > they can't use that for the derivative work. They CAN choose v3 which is > valid for both your code, and mine, so the project COPYING file should > say "the only licence valid for the work as a whole is v3, but > individual parts have their own licence and may be copied under a > different licence, if appropriate". I agree here. Alexander Cherepanov -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
