[gentoo-user] Re: Blacklisting all packages from overlay except a specific group and version

[Nikos Chantziaras]

On 29/03/16 23:21, R0b0t1 wrote:
Not entirely sure what you wish. Maybe package sets?

Not sure what *you* mean :-) How would package sets help me in masking 
all packages from an overlay and then whilelist only specific ones?