http://www.gnu.org/copyleft/gpl.html(...)
2)
b) You must cause any work that you distribute or publish, that in whole or in part contains or is derived from the Program or any part thereof, to be licensed as a whole at no charge to all third parties under the terms of this License.
http://www.gnu.org/licenses/gpl-faq.html#WhatDoesCompatMean(...) What does it mean to say a license is "compatible with the GPL".
It means that the other license and the GNU GPL are compatible; you can combine code released under the other license with code released under the GNU GPL in one larger program.
The GPL permits such a combination provided it is released under the GNU GPL. The other license is compatible with the GPL if it permits this too.
[^] # Re: Je ne voulais pas lancer de troll GPL/CDDL !
Posté par Matthieu Moy (site web personnel) . En réponse à la dépêche Sun "libère" 1600 brevets pour les projets sous CDDL. Évalué à 2.
http://www.gnu.org/copyleft/gpl.html(...)
2)
b) You must cause any work that you distribute or publish, that in whole or in part contains or is derived from the Program or any part thereof, to be licensed as a whole at no charge to all third parties under the terms of this License.
http://www.gnu.org/licenses/gpl-faq.html#WhatDoesCompatMean(...)
What does it mean to say a license is "compatible with the GPL".
It means that the other license and the GNU GPL are compatible; you can combine code released under the other license with code released under the GNU GPL in one larger program.
The GPL permits such a combination provided it is released under the GNU GPL. The other license is compatible with the GPL if it permits this too.