From 4c4291d40daf4eb235faf89c7832f6c389607ce8 Mon Sep 17 00:00:00 2001
From: Adam Spragg <adam@spra.gg>
Date: Wed, 16 Mar 2022 15:05:09 +0000
Subject: Exit scripts early if there's nothing to do

---
 adu-download | 14 +++++++-------
 adu-upgrade  |  7 +++++++
 2 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/adu-download b/adu-download
index dcc215e..ba021f7 100755
--- a/adu-download
+++ b/adu-download
@@ -26,13 +26,13 @@ UPDATE_SYMLINK="/system-update"
 UPDATE_TARGET="${SBINDIR}/adu-upgrade"
 
 apt-get -qq update
-apt-get -qq upgrade -d
-
-#apt-get -qq autoclean
 
 upgrades=$(apt -qq list --upgradeable 2>/dev/null | wc -l)
-
-if [ $upgrades -gt 0 ]; then
-	ln -s -- "${UPDATE_TARGET}" "${UPDATE_SYMLINK}" 2>/dev/null || true
-	echo "$upgrades updates available"
+if [ "$upgrades" -eq 0 ]; then
+	exit 0
 fi
+
+apt-get -qq upgrade -d
+
+ln -s -- "${UPDATE_TARGET}" "${UPDATE_SYMLINK}" 2>/dev/null || true
+echo "$upgrades updates available"
diff --git a/adu-upgrade b/adu-upgrade
index d12b57f..81f6e90 100755
--- a/adu-upgrade
+++ b/adu-upgrade
@@ -34,6 +34,13 @@ fi
 #    the update script to avoid reboot loops in case the update fails."
 rm -f -- "${UPDATE_SYMLINK}"
 
+upgrades=$(apt -qq list --upgradeable 2>/dev/null | wc -l)
+if [ "$upgrades" -eq 0 ]; then
+	echo "Nothing to do? Rebooting..."
+	systemctl reboot
+	exit 0
+fi
+
 # Do the update
 apt-get upgrade -y --no-download --ignore-missing
 
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