#!/bin/sh

[[ -z "$TMUX" ]] || exit #exec /bin/mksh
[[ -z $1 ]] && base_session="$(hostname)" || base_session="$1"
session_id="$base_session""_""`date +%M%S`"
tmux -u has-session -t $base_session || tmux -u new-session -s $base_session -d
tmux -u new-session -d -t $base_session -s $session_id 
# \; new-window
tmux -u attach-session -t $session_id \; set-option -q destroy-unattached