Re: [Valgrind-developers] Upgrade to GNU General Public License version 3

[Mark W. <ma...@kl...>]

Hi all,

On Mon, Oct 13, 2025 at 01:03:43AM +0200, Mark Wielaard wrote:
> We discussed this on this list, with the core valgrind developers and
> the FSF Licensing and Compliance Lab what the correct way was to do
> this.
> 
> The patch itself is a little too big to post to the list, but you can
> see it here:
> https://code.wildebeest.org/git/user/mjw/valgrind/log/?h=gplv3
> 
> There are two patches, one cleanup:
> 
>     Update where to get a copy of the GNU General Public License
>     
>     Several files still said to write to the Free Software Foundation at a
>     particular address. Add a reference to <http://www.gnu.org/licenses/>
>     instead.
>     
>     Some files that were imported into valgrind from other places still
>     mention the old address. They should be updated when new versions
>     get imported.
> 
> And the actual update:
> 
>     Upgrade to GNU General Public License version 3
>     
>     - Update COPYING and VEX/LICENSE.GPL to version 3.
>     - Update README, NEWS, docs/manual license and contributing text.
>     - Update file headers to say either version 3 of the License,
>       or (at your option) any later version.
>     - Leave tests and perf file headers as is, unless the code is derived
>       from Valgrind/VEX.
>     - Leave valgrind.h, cachegrind.h, callgrind.h, drd.h, helgrind.h,
>       memcheck.h and dhat.h Hybrid-BSD licensed.

These commits are now in.

Cheers,

Mark