From 6e67329a4e6ce631f06f24467e80d91814ba114a Mon Sep 17 00:00:00 2001
From: Thomas H Jones II <ferricoxide@users.noreply.github.com>
Date: Mon, 13 Nov 2023 13:30:10 -0500
Subject: [PATCH] Update PostBuild.sh

`/sbin/grub2-install` will error-out if EFI is active (` /sys/firmware/efi` exists)
---
 PostBuild.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/PostBuild.sh b/PostBuild.sh
index a689727..771d68b 100755
--- a/PostBuild.sh
+++ b/PostBuild.sh
@@ -404,8 +404,8 @@ function GrubSetup {
    ) > "${CHROOTMNT}/etc/default/grub" || \
      err_exit "Failed writing default/grub file"
 
-   # Install GRUB2 bootloader on x86 hosts
-   if [[ $( uname -i ) == "x86_64" ]]
+   # Install GRUB2 bootloader when EFI not active
+   if [[ ! -d /sys/firmware/efi ]]
    then
    chroot "${CHROOTMNT}" /bin/bash -c "/sbin/grub2-install ${CHROOTDEV}"
    fi