From 70eb67fe5bfbb53c0807852c8fc93ee685843524 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Thu, 5 Dec 2013 12:16:25 -0500
Subject: [PATCH] Allow channels to be usefully imported by other nix
 expressions.

---
 src/lib/Hydra/View/NixExprs.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/lib/Hydra/View/NixExprs.pm b/src/lib/Hydra/View/NixExprs.pm
index fc2fbc77..7bfa3109 100644
--- a/src/lib/Hydra/View/NixExprs.pm
+++ b/src/lib/Hydra/View/NixExprs.pm
@@ -32,6 +32,10 @@ sub process {
 
 let
 
+  maybeStorePath = if builtins ? langVersion && builtins.lessThan 1 builtins.langVersion
+    then builtins.storePath
+    else x: x;
+
   mkFakeDerivation = attrs: outputs:
     let
       outputNames = builtins.attrNames outputs;
@@ -44,7 +48,7 @@ let
         { name = outputName;
           value = common // {
             inherit outputName;
-            outPath = builtins.getAttr outputName outputs;
+            outPath = maybeStorePath (builtins.getAttr outputName outputs);
           };
         };
       outputsList = map outputToAttrListElement outputNames;