From 7f1800a0c66907c4547a37891e3034b945fac123 Mon Sep 17 00:00:00 2001
From: Jeff Becker <ampernand@gmail.com>
Date: Fri, 13 May 2016 09:52:35 -0400
Subject: [PATCH] only obtain gx if we do not have it

---
 build.sh | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/build.sh b/build.sh
index 096cc3b..4a71645 100755
--- a/build.sh
+++ b/build.sh
@@ -56,8 +56,10 @@ export GOPATH=$PWD/go
 mkdir -p $GOPATH
 
 if [ "x$ipfs" == "xyes" ] ; then
-    echo "obtaining gx"
-    go get -u -v github.com/whyrusleeping/gx-go
+    if [ ! -e $GOPATH/bin/gx ] ; then
+        echo "obtaining gx"
+        go get -u -v github.com/whyrusleeping/gx-go
+    fi
     mkdir -p vendor/gx/ipfs
     cd vendor/gx/ipfs
     $GOPATH/bin/gx get $rev