From 7fdee6e13695a1e85b0b3f476a33a9e934af3f0b Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 23 Jan 2014 13:27:22 +0100
Subject: [PATCH] nix-build: Refactor

---
 scripts/nix-build.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/nix-build.in b/scripts/nix-build.in
index 07752f144..46a8e3731 100755
--- a/scripts/nix-build.in
+++ b/scripts/nix-build.in
@@ -185,7 +185,7 @@ foreach my $expr (@exprs) {
         # Set the environment.
         if ($pure) {
             foreach my $name (keys %ENV) {
-                next if $name eq "HOME" || $name eq "USER" || $name eq "LOGNAME" || $name eq "DISPLAY" || $name eq "PATH" || $name eq "TERM" || $name eq "IN_NIX_SHELL";
+                next if grep { $_ eq $name } ("HOME", "USER", "LOGNAME", "DISPLAY", "PATH", "TERM", "IN_NIX_SHELL");
                 delete $ENV{$name};
             }
             # NixOS hack: prevent /etc/bashrc from sourcing /etc/profile.