From e89f90cd33f1efb7e5d52b74ffc24449968a41b1 Mon Sep 17 00:00:00 2001
From: "William A. Kennington III" <william@wkennington.com>
Date: Mon, 18 May 2015 10:11:52 -0700
Subject: [PATCH] buildGoPackage: Only create  if needed

---
 pkgs/development/go-modules/generic/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/go-modules/generic/default.nix b/pkgs/development/go-modules/generic/default.nix
index 1c40c3f87956..2b4d59ca7fb5 100644
--- a/pkgs/development/go-modules/generic/default.nix
+++ b/pkgs/development/go-modules/generic/default.nix
@@ -106,7 +106,7 @@ go.stdenv.mkDerivation (
   installPhase = args.installPhase or ''
     runHook preInstall
 
-    mkdir $out
+    mkdir -p $out
 
     if [ -z "$dontInstallSrc" ]; then
         local dir