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Re: [ccp4bb] The CCP4 license is ambiguous |
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CCP4bb navigationCCP4bb <-- 2007 <-- July 2007 <-- 03 July 2007Subject: Re: The CCP4 license is ambiguous From: Morten Kjeldgaard mok {- at -} BIOXRAY {- dot -} DK Date: 2007-07-03 > This sounds strange to me. > The question is usually raised in the other direction - whether GPL > libraries can be used by a non-GPL program [*]. > > Here you are saying that a GPL program cannot use non-GPL libraries. > I believe this is false. To take an obvious example, consider GPL > software running on Windows and calling into the system libraries. > Do you think that Cygwin has been in violation of the GPL all these > years? > > Or perhaps I misunderstand. Are you saying that the current CCP4 > license does not permit combination with non-CCP4 code? > If you have a GPL'd program that relies on another software component with a restricted license, you can distribute the GPL'd program, but not the libraries or other software components it relies on, which means that distribution becomes meaningless. The receiver of your program does not have the same rights to free software that you do. Whether or not that is in fact a _breach_ of the GPL license I am not qualified to say, but I think it is. -- Morten -- Morten Kjeldgaard, Asc. professor, Ph.D. Department of Molecular Biology, Aarhus University Gustav Wieds Vej 10 C, DK-8000 Aarhus C, Denmark Lab +45 89425026 * Mobile +45 51860147 * Fax +45 86123178 Home +45 86188180 * http://www.bioxray.dk/~mok CCP4bb navigationCCP4bb <-- 2007 <-- July 2007 <-- 03 July 2007 |
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