Re: is this free?

[Tomasz Wegrzanowski <maniek@beer.com>]

On Thu, Nov 25, 1999 at 11:00:45PM +0100, Richard Braakman wrote:
> On Thu, Nov 25, 1999 at 11:56:57AM +1000, Anthony Towns wrote:
> > On Wed, Nov 24, 1999 at 09:03:32PM +0100, Tomasz Wegrzanowski wrote:
> > > What i thought was :
> > > - if im not free to mix the code with other code it is not
> > >   fully free
> > 
> > You are free to mix the code with other code, though. All DFSG free
> > licenses allow modification, which is exactly that. The only licenses
> > which allows you to freely mix the code with any other code regardless
> > of license are the BSD and X and related licenses.
> 
> No; some packages can only be modified one-way.  They allow incorporation
> of foreign code, but they do not allow snippets of themselves to be used
> in other packages, without extreme measures (such as copying the entire
> package and supplying a diff that removes everything except the snippet).
> 
> I do not consider packages under such licenses to be free.

And this is what I was talking about all the time.