From 3bf22679b30bc6f92b7df2a72cdba0403be3be86 Mon Sep 17 00:00:00 2001
From: "William A. Kennington III" <william@wkennington.com>
Date: Fri, 2 May 2014 00:45:06 -0500
Subject: [PATCH] nixos/grub: Kernels don't need to be copied if we can read
 the nix store

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

diff --git a/nixos/modules/system/boot/loader/grub/install-grub.pl b/nixos/modules/system/boot/loader/grub/install-grub.pl
index 82809edd6e86..d0d5307a804e 100644
--- a/nixos/modules/system/boot/loader/grub/install-grub.pl
+++ b/nixos/modules/system/boot/loader/grub/install-grub.pl
@@ -158,6 +158,11 @@ sub GrubFs {
 my $grubBoot = GrubFs("/boot");
 my $grubStore = GrubFs("/nix");
 
+# We don't need to copy if we can read the kernels directly
+if ($grubStore->search ne "") {
+	$copyKernels = 0;
+}
+
 # Generate the header.
 my $conf .= "# Automatically generated.  DO NOT EDIT THIS FILE!\n";