Ok, it's clear now Vincent. The exception is only related to system libraries, while it doesn't apply to code that executes inside a GPL application (which doesn't provide the exception).
2012/3/26 G. Allegri <gioha...@gmail.com> > >> > > Generally, you can link to a non-free library from a GPL code if you >> > > deliver >> > > your GPL code with a specific exception for that non-free library. >> > > I understand that you can link proprietary code IF you add a specific > exception. > I cannot grasp the point, but I give up for now. > I will study it deeply, and ask more elucidations to a lawyer... > > > > >> > > >> > > >> > > >> > > >> > > If your code is already part of a GPL program (say QGIS), you have to >> > > redistribute your code under the same GPL licence, and you cannot add >> > > such an >> > > exception, therefore you cannot link to this non-free library. >> > > >> > > Of course in any (legally possible) case you want to be sure you have >> all >> > > the >> > > needed rights on the non-free library side. >> > > >> > > Keep in mind that a Python «import» is considered being a library >> link, >> > > and please do read the aforementionned FAQ, it contains all the >> > > necessary elements >> > > for you to fully understand the (difficult) matter. >> > > >> > > Vincent >> > > >> > > Le lundi 26 mars 2012 16:16:57, G. Allegri a écrit : >> > > > I would really appreciate if you could explain me this point, >> > > > seriously. >> > > > >> > > > giovanni >> > > > >> > > > 2012/3/26 G. Allegri <gioha...@gmail.com> >> > > > >> > > > > I apologize for my ignorance, could you explain me the >> differences? >> > > > > You say that I cannot do an import in python to load ArcGIS code, >> but >> > > > > here you say that I can import/link proprietary code in GPL code.I >> > > > > see >> > > >> > > a >> > > >> > > > > contradiction here. >> > > > > I apologize again if I cannot get to the point... >> > > > > >> > > > > giovanni >> > > > > >> > > > > >> > > > > 2012/3/26 Paolo Cavallini <cavall...@faunalia.it> >> > > > > >> > > > >> Il 26/03/2012 15:08, G. Allegri ha scritto: >> > > > >> > Have I misunderstood it? >> > > > >> >> > > > >> yes >> > > > >> -- >> > > > >> Paolo Cavallini - Faunalia >> > > > >> www.faunalia.eu >> > > > >> Full contact details at www.faunalia.eu/pc >> > >
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