The 'tmux' plugin for oh-my-zsh (https://github.com/robbyrussell/oh-my-zsh https://github.com/robbyrussell/oh-my-zsh) does this. If you want to avoid bloat you

The 'tmux' plugin for oh-my-zsh (https://github.com/robbyrussell/oh-my-zsh https://github.com/robbyrussell/oh-my-zsh) does this. If you want to avoid bloat you could just extract the script. EDIT: though I believe you'd need to have that on the server side.