fprintd : D-Bus service to access fingerprint readers ( https://fprint.freedesktop.org/ https://gitlab.freedesktop.org/libfprint/fprintd )
libfprint : library to add support for consumer fingerprint readers ( https://gitlab.freedesktop.org/libfprint/libfprint https://fprint.freedesktop.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a waffle-builds
For Paludis use this rsync : rsync://gentoo.zugaina.org/waffle-builds-portage
If you have a problem : ycarus(-at-)zugaina.org