From 5be23fe888bc0ad93ab94b62f8aad9db494b3470 Mon Sep 17 00:00:00 2001
From: Rickard Nilsson <rickynils@gmail.com>
Date: Tue, 23 Sep 2014 14:34:44 +0200
Subject: [PATCH] nixos/install-grub: Don't run GrubFs(/nix/store) if
 copyKernels is true

---
 nixos/modules/system/boot/loader/grub/install-grub.pl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/system/boot/loader/grub/install-grub.pl b/nixos/modules/system/boot/loader/grub/install-grub.pl
index eef81d81484..3128d1db098 100644
--- a/nixos/modules/system/boot/loader/grub/install-grub.pl
+++ b/nixos/modules/system/boot/loader/grub/install-grub.pl
@@ -199,7 +199,10 @@ sub GrubFs {
     return Grub->new(path => $path, search => $search);
 }
 my $grubBoot = GrubFs("/boot");
-my $grubStore = GrubFs("/nix/store");
+my $grubStore;
+if ($copyKernels == 0) {
+    my $grubStore = GrubFs("/nix/store");
+}
 
 # Generate the header.
 my $conf .= "# Automatically generated.  DO NOT EDIT THIS FILE!\n";