From 43dd4c8050fabb3c6c9469590edaf87d3a326ed8 Mon Sep 17 00:00:00 2001
From: Robert Collins <rbtcollins@hp.com>
Date: Mon, 7 Apr 2014 06:01:46 +1200
Subject: [PATCH] Make cloudprompt safe to import multiple times.

Just a nicety - avoids having to remember if you've sourced it.

Change-Id: I810466e454e59785849eff4e0441468d7d21a092
---
 cloudprompt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/cloudprompt b/cloudprompt
index 19fae84b..0d1130c2 100644
--- a/cloudprompt
+++ b/cloudprompt
@@ -1,2 +1,5 @@
 # Add OS_CLOUDNAME to PS1
-export PS1=\${OS_CLOUDNAME:+"(\$OS_CLOUDNAME)"}$PS1
+if [ -z "${OS_CLOUDPROMPT_ENABLED:-}" ]; then
+    export PS1=\${OS_CLOUDNAME:+"(\$OS_CLOUDNAME)"}$PS1
+    export OS_CLOUDPROMPT_ENABLED=1
+fi