From 02ad576f3236b4973aeed906a8a9b08753035196 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Thu, 26 Apr 2018 19:07:56 -0400
Subject: bin/hwmon: Make labels optional

---
(limited to 'bin')

diff --git a/bin/hwmon b/bin/hwmon
index 099ca2b..5fb2047 100755
--- a/bin/hwmon
+++ b/bin/hwmon
@@ -170,15 +170,17 @@ print_sensor()
 		printf ' '
 		i=$((${i} + 1))
 	done
-	printf '%s:' "${label}"
-	i=${#label}
-	while [ ${i} -lt ${len} ]; do
-		printf ' '
-		i=$((${i} + 1))
-	done
+	case "${label}" in ?*)
+		printf '%s: ' "${label}"
+		i=${#label}
+		while [ ${i} -lt ${len} ]; do
+			printf ' '
+			i=$((${i} + 1))
+		done
+	esac
 	case "${cr}" in
-		1) printf ' %s\r' "${value}";;
-		0) printf ' %s\n' "${value}";;
+		1) printf '%s\r' "${value}";;
+		0) printf '%s\n' "${value}";;
 	esac
 
 	return 0
--
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