From fa51798ce76fd5e50ac7be2fee333e090697ef17 Mon Sep 17 00:00:00 2001
From: rjorgenson <rjorgenson@gmail.com>
Date: Tue, 3 Jan 2017 16:05:15 -0700
Subject: [PATCH] fixed some comments and handled an edge case

---
 powerlevel9k.zsh-theme | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index f5c810bc..dd57ac05 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -460,10 +460,11 @@ prompt_public_ip() {
     if [[ -z "$fresh_ip" ]] && type -p wget >/dev/null; then
         fresh_ip="$(wget -T 10 -qO- "$POWERLEVEL9K_PUBLIC_IP_HOST" 2> /dev/null)"
     fi
-    [[ -n $fresh_ip ]] && echo $fresh_ip > $POWERLEVEL9K_PUBLIC_IP_FILE
+    # write IP to tmp file or touch tmp file if an IP was not retrieved
+    [[ -n $fresh_ip ]] && echo $fresh_ip > $POWERLEVEL9K_PUBLIC_IP_FILE || touch $POWERLEVEL9K_PUBLIC_IP_FILE
   fi
 
-  # write IP to tmp file
+  # read public IP saved to tmp file
   local public_ip=$(cat $POWERLEVEL9K_PUBLIC_IP_FILE)
 
   if [[ -n $public_ip ]]; then