The AdvanceMAME/MESS/PAC projects are released under the GNU GENERAL PUBLIC LICENSE (GPL) with this special exception added to every source file :
"In addition, as a special exception, Andrea Mazzoleni gives permission to link the code of this program with the MAME library (or with modified versions of MAME that use the same license as MAME), and distribute linked combinations including the two. You must obey the GNU General Public License in all respects for all of the code used other than MAME. If you modify this file, you may extend this exception to your version of the file, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version." |
This imply that the precompiled binary version of AdvanceMAME/MESS/PAC linked with the MAME sources must also follow the MAME License.
The AdvanceMENU and AdvanceCAB projects are released under the GNU GENERAL PUBLIC LICENSE (GPL).
You can found a copy of the GPL LICENSE in the `COPYING' file.
A lot of answered questions regarding the license are in the `faq.txt' file. Please read it.