adms : A code generator that converts electrical compact device models specified in high-level description language into ready-to-compile c code for the API of spice simulators. ( http://sourceforge.net/projects/mot-adms/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a zugaina
For Paludis use this rsync : rsync://gentoo.zugaina.org/zugaina-portage
If you have a problem : ycarus(-at-)zugaina.org