Re: ReRegarding iraf

2005-01-11 Thread Jacobo Tarrio
O Luns, 10 de Xaneiro de 2005 ás 18:53:52 +0100, Jacobo Tarrio escribía: > > What defines GPL compatibility? Modify and distribute? > A license is compatible with the GPL if it does not include any restriction > not present in the GPL. In my latest message I didn't really say what I really mea

Re: ReRegarding iraf

2005-01-11 Thread Jacobo Tarrio
O Luns, 10 de Xaneiro de 2005 ás 18:53:52 +0100, Jacobo Tarrio escribía: > > What defines GPL compatibility? Modify and distribute? > A license is compatible with the GPL if it does not include any restriction > not present in the GPL. In my latest message I didn't really say what I really mea

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 12:42:57PM -0500, Justin Pryzby wrote: > > You can always link GPL material with non-GPL material, so long as that > > other work is GPL-compatible. > > What defines GPL compatibility? Modify and distribute? A license is GPL-compatible if it can be converted to the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 12:25:11PM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 12:08:08PM -0500, Justin Pryzby wrote: > > It is maybe complicated than I let on; IRAF includes code from NCAR > > 1.00, but under a nonfree license. NCAR 4.X is GPL, and includes > > mostly-minor differences

Re: ReRegarding iraf

2005-01-10 Thread Jacobo Tarrio
O Luns, 10 de Xaneiro de 2005 ás 12:42:57 -0500, Justin Pryzby escribía: > What defines GPL compatibility? Modify and distribute? A license is compatible with the GPL if it does not include any restriction not present in the GPL. Interpretation: when you join (by linking) a GPLed work with an

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 11:35:07AM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > > IRAF has a kind of custom government license which was previously > > decided [0] to be free. IRAF wants to link with NCAR which is (now) > > available under the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 12:08:08PM -0500, Justin Pryzby wrote: > It is maybe complicated than I let on; IRAF includes code from NCAR > 1.00, but under a nonfree license. NCAR 4.X is GPL, and includes > mostly-minor differences (some bugfixes, I think, and some changes > that the IRAF group made).

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 11:35:07AM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > > IRAF has a kind of custom government license which was previously > > decided [0] to be free. IRAF wants to link with NCAR which is (now) > > available under the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > IRAF has a kind of custom government license which was previously > decided [0] to be free. IRAF wants to link with NCAR which is (now) > available under the GPL. Is that allowed, even though IRAF is not > GPL? IRAF is not a "deriv

ReRegarding iraf

2005-01-10 Thread Justin Pryzby
DISregard for a moment that IRAF seems to include code from a nonfree yacc. IRAF has a kind of custom government license which was previously decided [0] to be free. IRAF wants to link with NCAR which is (now) available under the GPL. Is that allowed, even though IRAF is not GPL? IRAF is not a

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 12:42:57PM -0500, Justin Pryzby wrote: > > You can always link GPL material with non-GPL material, so long as that > > other work is GPL-compatible. > > What defines GPL compatibility? Modify and distribute? A license is GPL-compatible if it can be converted to the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 12:25:11PM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 12:08:08PM -0500, Justin Pryzby wrote: > > It is maybe complicated than I let on; IRAF includes code from NCAR > > 1.00, but under a nonfree license. NCAR 4.X is GPL, and includes > > mostly-minor differences

Re: ReRegarding iraf

2005-01-10 Thread Jacobo Tarrio
O Luns, 10 de Xaneiro de 2005 ás 12:42:57 -0500, Justin Pryzby escribía: > What defines GPL compatibility? Modify and distribute? A license is compatible with the GPL if it does not include any restriction not present in the GPL. Interpretation: when you join (by linking) a GPLed work with an

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 11:35:07AM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > > IRAF has a kind of custom government license which was previously > > decided [0] to be free. IRAF wants to link with NCAR which is (now) > > available under the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 12:08:08PM -0500, Justin Pryzby wrote: > It is maybe complicated than I let on; IRAF includes code from NCAR > 1.00, but under a nonfree license. NCAR 4.X is GPL, and includes > mostly-minor differences (some bugfixes, I think, and some changes > that the IRAF group made).

Re: ReRegarding iraf

2005-01-10 Thread Justin Pryzby
On Mon, Jan 10, 2005 at 11:35:07AM -0500, Glenn Maynard wrote: > On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > > IRAF has a kind of custom government license which was previously > > decided [0] to be free. IRAF wants to link with NCAR which is (now) > > available under the GPL.

Re: ReRegarding iraf

2005-01-10 Thread Glenn Maynard
On Mon, Jan 10, 2005 at 11:21:24AM -0500, Justin Pryzby wrote: > IRAF has a kind of custom government license which was previously > decided [0] to be free. IRAF wants to link with NCAR which is (now) > available under the GPL. Is that allowed, even though IRAF is not > GPL? IRAF is not a "deriv

ReRegarding iraf

2005-01-10 Thread Justin Pryzby
DISregard for a moment that IRAF seems to include code from a nonfree yacc. IRAF has a kind of custom government license which was previously decided [0] to be free. IRAF wants to link with NCAR which is (now) available under the GPL. Is that allowed, even though IRAF is not GPL? IRAF is not a