From 0ff12d88eaa773b2514625c6eda2ca22e686a1a6 Mon Sep 17 00:00:00 2001
From: "William A. Kennington III" <william@wkennington.com>
Date: Thu, 14 May 2015 17:51:04 -0700
Subject: [PATCH] buildGoPackage: Skip directories which don't have buildable
 go packages

---
 pkgs/development/go-modules/generic/default.nix | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/go-modules/generic/default.nix b/pkgs/development/go-modules/generic/default.nix
index 62082842fce..6d52d0cc92f 100644
--- a/pkgs/development/go-modules/generic/default.nix
+++ b/pkgs/development/go-modules/generic/default.nix
@@ -57,7 +57,13 @@ go.stdenv.mkDerivation ( args // {
     else
         (cd go/src
         find $goPackagePath -type f -name \*.go -exec dirname {} \; | sort | uniq | while read d; do
-            go install $buildFlags "''${buildFlagsArray[@]}" -p $NIX_BUILD_CORES -v $d
+            local OUT;
+            if ! OUT="$(go install $buildFlags "''${buildFlagsArray[@]}" -p $NIX_BUILD_CORES -v $d 2>&1)"; then
+                if ! echo "$OUT" | grep -q 'no buildable Go source files'; then
+                    echo "$OUT" >&2
+                    exit 1
+                fi
+            fi
         done)
     fi