From a1adcdf0878501b512d7ab98d713167f035a330d Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 7 May 2018 14:58:25 +0200
Subject: [PATCH] nix-shell: Only download requested outputs

Fixes #2116.
---
 src/nix-build/nix-build.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nix-build/nix-build.cc b/src/nix-build/nix-build.cc
index a63b3e07a..21d99878a 100755
--- a/src/nix-build/nix-build.cc
+++ b/src/nix-build/nix-build.cc
@@ -354,7 +354,7 @@ void mainWrapped(int argc, char * * argv)
         // Build or fetch all dependencies of the derivation.
         for (const auto & input : drv.inputDrvs)
             if (std::all_of(envExclude.cbegin(), envExclude.cend(), [&](const string & exclude) { return !std::regex_search(input.first, std::regex(exclude)); }))
-                pathsToBuild.insert(input.first);
+                pathsToBuild.insert(makeDrvPathWithOutputs(input.first, input.second));
         for (const auto & src : drv.inputSrcs)
             pathsToBuild.insert(src);