[logback-user] Why LGPL instead of Apache License?

cowwoc cowwoc at bbs.darktech.org
Sat Aug 23 19:19:45 CEST 2008


Thanks for the clarification :)

Gili


Ceki Gulcu wrote:
> 
> 
> If you are just using logback, then I don't think you have any obligations
> to 
> begin with. The question is then distinguishing between "just using" from 
> "extending". If you are accessing logback as a runtime implementation of
> SLF4J, 
> then even under a conservative interpretation of LGPL, you are not linking
> with 
> logback but with SLF4J. It follows that your "work in isolation, is not a 
> derivative work of the Library, and therefore falls outside the scope of
> this 
> License [LGPL]."
> 
> As I see it, it is pretty clear that you are only "just using" logback and
> not 
> extending it.  Thus, accessing logback via SLF4J limits LGPL's protective
> (or 
> viral depending on your point of view) properties so that it does not
> propagate 
> to your application.
> 
> I hope this answers your question,
> 
> cowwoc wrote:
>> 
>> If my application is written against slf4j but I plug in logback at
>> runtime
>> as the logging implementation doesn't this somehow imply that my
>> application
>> is linking against logback and as such the LGPL applies?
>> 
>> Gili
>> 
> 
> -- 
> Ceki Gülcü
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> Logback-user at qos.ch
> http://qos.ch/mailman/listinfo/logback-user
> 
> 

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