From 24c94be90c99adbcf4a67e5d7aa9b360cae9af4b Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Fri, 3 Jan 2020 10:44:35 -0800
Subject: scripts: Check that we got the right number of parameters

---
 scripts/probe.sh | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'scripts/probe.sh')

diff --git a/scripts/probe.sh b/scripts/probe.sh
index 70867cdb..093a16dc 100644
--- a/scripts/probe.sh
+++ b/scripts/probe.sh
@@ -1,5 +1,10 @@
 set -e
 
+if [ "$#" -lt 2 ] ; then
+	echo 'usage: probe.sh var command...' >&2
+	exit 2
+fi
+
 var=$1
 shift
 if "$@" 2>/dev/null ; then
-- 
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