GPL with the Classpath exception - clarification needed

John Cowan cowan at
Wed Mar 25 05:34:21 UTC 2009

Blake White scripsit:

> Let's say I use the GPL with the Classpath exception to distribute
> a library I wrote. Suppose someone modifies the library, never releases
> the library directly, but links it into an executable and releases
> that executable under a closed license. 

They can't do that.  The Classpath exception allows the distribution of
"this library" as part of a proprietary program.  It does *not* allow
"a modified form of this library" to be so distributed.  Any modifications
can only be on the terms of the GPL.

You let them out again, Old Man Willow!                 John Cowan
What you be a-thinking of?  You should not be waking!   cowan at
Eat earth!  Dig deep!  Drink water!  Go to sleep!
Bombadil is talking.                          

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