Re: Package proposal : TVision

From: Date: Tue, 10 May 2005 08:28:58 +0000
Subject: Re: Package proposal : TVision
References: 1 2 3 4 5 6 7 8 9 10 11  Groups: php.pecl.dev 
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Roman Neuhauser wrote: > # demenev@gmail.com / 2005-05-10 17:12:49 +1100: > >>Here is the case: >> >>There is original code (O) that is in public domain, 2 forks - GPL'd >>(G) and BSD'ish (B), and PHP extension (E) that can be linked to any >>of G and B. >> >>The differences (affecting E) betwwen G and B are as follows: >> >>- different sets of defined constants >>- minor differences in couple of data structures >>- G adds some new functions, when linking to B, these functions are >>implemented in E. >> >>The questions are: >> >>- is it safe from licensing POV to host E in PECL ? >>- can I create a version of E that will use all range of G's >>additional functionality and license it under GPL? >>- if answer to prevous questions is yes, do I need a dul license for E? > > > Would FSF answer such questions? They could perhpaps put these > threads to an authoritative end. :) RMS would just say No. We have had plenty of run-ins with him. If you design the extension to make use of things only available in the GPL'ed library, then by RMS's definition you are creating a derived work and thus you have to GPL your extension. We can not host GPL'ed extensions. -Rasmus

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