From 970502ee66e267c383b1599d6781e45cc9eff8c1 Mon Sep 17 00:00:00 2001
From: Kroese <kroese@users.noreply.github.com>
Date: Wed, 19 Apr 2023 03:05:34 +0200
Subject: [PATCH] Check system size

---
 run/install.sh | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/run/install.sh b/run/install.sh
index 88ef32b..b19208b 100644
--- a/run/install.sh
+++ b/run/install.sh
@@ -124,13 +124,20 @@ if [ "$ALLOCATE" != "F" ]; then
 
 else
 
-  MB=(( (SYSTEM_SIZE + 1048575)/1048576 ))
+  MB=$(( (SYSTEM_SIZE + 1048575)/1048576 ))
 
+  echo "INFO: Writing ${MB} MB of zeroes.."
   dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M
   truncate -s "${SYSTEM_SIZE}" "${SYSTEM}"
 
 fi
 
+SIZE=$(stat -c%s "${SYSTEM}")
+
+if [[ SIZE -ne SYSTEM_SIZE ]]; then
+  echo "ERROR: System disk has the wrong size." && exit 89
+fi
+
 PART="$TMP/partition.fdisk"
 
 {	echo "label: dos"