no restriction license?

[Ralf Corsepius]

On Thu, 2007-08-16 at 09:54 -0400, Tom "spot" Callaway wrote:
> On Thu, 2007-08-16 at 15:08 +0200, Patrice Dumas wrote:
> > Hello,
> > 
> > I have the following licenses in lesstif. What is the associated short
> > license name:
> > 
> >  * Copyright 1994 Robert Nation. No restrictions are placed on this
> >  * code,
> >  * as long as the copyright notice is preserved. No guarantees or
> >  * warrantees of any sort whatsoever are given or implied or anything.
> > 
> > 
> > 
> >  * Copyright 1993, Robert Nation
> >  *     You may use this code for any purpose, as long as the original
> >  *     copyright remains in the source code and all documentation
> 
> Is that the only license for Lesstif?
> 
> Strictly speaking, this isn't a license. This is copyright assignment
> with no restrictions.

Of cause this a license! A very liberal one!

It says: This is free SW, you may do whatever you like with it, but you
may not take away my copyright (Claiming copyright is a prerequisite to
being able to license something).

> I haven't added it to the table yet, because so far, nothing has been
> wholly under this "license". It's not worth listing until we hit a case
> where this is the only "license" for a package.

Such kind of libre licenses are very common in the non-GNU world. 

Often to be found in individual files inside of bigger packages which
come with a different license acting as umbrella.

Ralf