Add sysinfo script

script/sysinfo

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+#
+# Print loadavg to stdout
+
+set -e
+
+if [ $(uname -s) = "Darwin" ]; then
+  w | head -n1 | cut -d":" -f3  
+else # Linux
+  cut -d " " -f 1-3 /proc/loadavg
+fi

tmux.conf

@@ -9,7 +9,7 @@ set-window-option -g allow-rename off
 set-option -g set-titles on
 set -g status-style 'fg=white, bg=colour8'
 set -g window-status-current-style 'fg=black, bg=green'
-set -g status-right '#[fg=black, bg=colour2] #(cut -d " " -f 1-3 /proc/loadavg) #[default] #[fg=white, bg=colour238] %H:%M #[default]'
+set -g status-right '#[fg=black, bg=colour2] #(sysinfo) #[default] #[fg=white, bg=colour238] %H:%M #[default]'
 set -g status-justify centre
 
 set-window-option -g mode-keys vi