In message: <[EMAIL PROTECTED]> Johannes Schindelin <[EMAIL PROTECTED]> writes: : Hi, : : On Thu, 17 Jan 2008, M. Warner Losh wrote: : : > In message: <[EMAIL PROTECTED]> : > Thiemo Seufer <[EMAIL PROTECTED]> writes: : > : andrzej zaborowski wrote: : > : > On 17/01/2008, Bill C. Riemers <[EMAIL PROTECTED]> wrote: : > : > > According to section 9 of the GPL, you would only have to contact : > : > > contributors for code which specified version 2 of the GPL and not later... : > : > : > : > In order to relicense all of qemu, yes, plus contributors of : > : > BSD-licensed code, of which there is much more than GPLv2-licensed. : > : : > : Actually, re-licensing BSD code as GPL is legal (but not nice). : > : > No. It isn't. *ADDING* the GPL license to a 2-clause BSD licensed file : > is legal, but removing the BSD stuff is not allowed. It must be : > retained, per the BSD license. : : Since we are in pea-counter mode: if you add something _more_ than just a : license, you _can_ relicense with the GPL. That means that everybody : using _your_ modified version as a base _must_ license the result using : GPL, or not license it at all.
Almost right. They must license with the GPL, but the original BSD license must also remain intact within the file. Since the GPL is a supoerset of the 2-cluase BSD license, you are actually licensing under both... Warner