From ee6784aa2fbb44cb656eba7c1758fea5d3532473 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Mon, 12 Oct 2020 23:35:35 +0000
Subject: once/update.sh: properly handle the nothing-to-do case.

---
 once/update.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/once/update.sh b/once/update.sh
index 748f65b..6385e2e 100755
--- a/once/update.sh
+++ b/once/update.sh
@@ -10,7 +10,13 @@ else
 	mkdir -p "$SYSROOT" || exit 2
 fi
 
-for tarball in /updates/*.tar.gz; do
+tarballs=$(ls /updates/*.tar.gz 2>/dev/null)
+
+if [ "$tarballs" = '/updates/*.tar.gz' ]; then
+	exit 0
+fi
+
+for tarball in $tarballs; do
 	tarball="${tarball##*/}"
 
 	echo @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
-- 
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