initial

tmux/powerline/lib/tmux_adapter.sh

@@ -0,0 +1,12 @@
+# Get the current path in the segment.
+get_tmux_cwd() {
+	local env_name=$(tmux display -p "TMUXPWD_#D" | tr -d %)
+	local env_val=$(tmux show-environment | grep --color=never "$env_name")
+	# The version below is still quite new for tmux. Uncomment this in the future :-)
+	#local env_val=$(tmux show-environment "$env_name" 2>&1)
+
+	if [[ ! $env_val =~ "unknown variable" ]]; then
+		local tmux_pwd=$(echo "$env_val" | sed 's/^.*=//')
+		echo "$tmux_pwd"
+	fi
+}