From 7bf6b96b7136fe5f439a6a543b0a9a62d1d27d5e Mon Sep 17 00:00:00 2001
From: Alan Stebbens <aks@stebbens.org>
Date: Thu, 28 Aug 2014 11:39:42 -0700
Subject: [PATCH] aks: only define the colors once

---
 prompt-colors.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/prompt-colors.sh b/prompt-colors.sh
index 9249a7e..cacf7bb 100644
--- a/prompt-colors.sh
+++ b/prompt-colors.sh
@@ -76,7 +76,11 @@ define_color_names() {
   _def_color ResetColor   0 0
 
 }
-define_color_names
+
+# do the color definitions only once
+if [[ ${#ColorNames[*]} = 0 || -z "$IntenseBlack" || -z "$ResetColor" ]]; then
+  define_color_names
+fi
 
 # end of prompt-colors.sh
 # vim: set ai sw=2