since http://xbmc.org/trac/changeset/22385/branches/linuxport/XBMC is it no longer needed to unzip the Project_Mayhem_III_webserver_*.zip file Reproducible: Always Steps to Reproduce:
Confirmed... commenting out these two lines: cd web unpack ./Project_Mayhem_III_webserver_*.zip in /usr/portage/media-tv/xbmc/xbmc-9999.ebuild then: ebuild /usr/portage/media-tv/xbmc/xbmc-9999.ebuild digest emerge xbmc seemed to do the trick. W
http://sources.gentoo.org/media-tv/xbmc/xbmc-9999.ebuild?r1=1.27&r2=1.28