Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: This is interesting, because as I understand it the FSF claims that if I distribute code that only works with their libraries (because I use their interfaces), then I must distribute my code under the GPL even if I don't

Re: GPL question

2007-05-17 Thread David Kastrup
[EMAIL PROTECTED] (Richard Tobin) writes: In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: So you say: Big deal, I won't link it then. The customer has to do it. Now if the only conceivable use of the software _is_ to link it to a free version of the software, the linking

Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: [EMAIL PROTECTED] (Richard Tobin) writes: If the interface is optional, it sounds like there is code in it which _only_ serves the purpose of interfacing to readline and does not make any sense otherwise. In that case, it is

Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: But the GPL only covers distribution. And copyright law covers derivatives. So what authorises you to make a derivative of a GPLed program? I thought the FSF's view was that anyone could do that without a licence. If I

Re: GPL question

2007-05-17 Thread David Kastrup
[EMAIL PROTECTED] (Richard Tobin) writes: In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: But the GPL only covers distribution. And copyright law covers derivatives. So what authorises you to make a derivative of a GPLed program? I thought the FSF's view was that

Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: So presumably the idea is that the two acts together constitute distribution of a derivative work? If so - to go back to my earlier example - is the distribution of the Aquamacs source, distribution of a derivative work of

Re: GPL question

2007-05-17 Thread John Hasler
Richard Tobin writes: But the GPL only covers distribution. Even if the original author has some of the responsibility for the act of creating the derivative in-memory image, the GPL does not apply to that act. If you don't distribute the derivative work, where does the GPL come into it?

Re: GPL question

2007-05-17 Thread David Kastrup
[EMAIL PROTECTED] (Richard Tobin) writes: In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: So presumably the idea is that the two acts together constitute distribution of a derivative work? If so - to go back to my earlier example - is the distribution of the Aquamacs

Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], David Kastrup [EMAIL PROTECTED] wrote: I think you're misunderstanding my question. Aquamacs (as far as I know) contains code to access Apple's graphical interface libraries. As far as I know, there is no other implementation of these. So according to your

Re: GPL question

2007-05-17 Thread Richard Tobin
In article [EMAIL PROTECTED], John Hasler [EMAIL PROTECTED] wrote: But the GPL only covers distribution. Even if the original author has some of the responsibility for the act of creating the derivative in-memory image, the GPL does not apply to that act. If you don't distribute the