Created attachment 435732 [details, diff]
Add tmux.* to list of acceptable terms for title setting
Tmux recently gained its own (optional) terminfo entry, tmux/tmux-256color. The attached patch makes Portage recognize that as a term it can set titles on.
I've hand-patched this into portage on several of my machines and it works flawlessly.
Thanks, this is in the master branch: