From 84d51e16441330282bd06a028507561d7243303f Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Mon, 12 Sep 2016 19:31:45 -0400
Subject: avoid duplicating expensive call to "stack path"

---
 dot/bashrc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'dot/bashrc')

diff --git a/dot/bashrc b/dot/bashrc
index 9b257b6..c289c5f 100644
--- a/dot/bashrc
+++ b/dot/bashrc
@@ -40,6 +40,7 @@ memoize_retval()
 
   add_stack_binpath()
   {
+    [ "$STACK_PATH_HAS_BEEN_SET" ] && return
     local result="$( stack path 2>&1 | while read k v
       do
         case "$k" in
@@ -51,7 +52,7 @@ memoize_retval()
         esac
       done
     )"
-    [ "$result" ] && eval "$result"
+    [ "$result" ] && eval "$result" && export STACK_PATH_HAS_BEEN_SET=y
   }
 
 ### bash settings, general environment ###
-- 
cgit v1.2.3