Shorewall 1.4.0 was released on March 17. I copied the 1.3.14 ebuild to a 1.4.0 filename, and it worked fine. I'll attach it here.
Created attachment 9616 [details] Proposed ebuild for Shorewall 1.4.0
it's now in net-firewall
Hmm... I'm still not seeing it there when I emerge rsync. Does it normally take that long to propagate to the mirrors?
I think Martin meant the package has been moved since I last played with it. I'll commit the new ebuild soon.
Added to portage