Create sh equivalent

DockerUtilities/sh/ContainerTools

@@ -0,0 +1,28 @@
+#!/usr/bin/sh
+
+# Receive inputs, either single- or multi-line, and print them cleanly to the Docker logfile
+log() {
+	if [ -n "$*" ]; then
+		input="$*"
+		echo "$input" | while IFS= read -r line; do
+			printf "[$SNAME] %s\n" "$line"
+		done
+	fi
+}
+
+# Test the given container variable against variations of true/false, then return a single format usable by scripts
+isEnabled() {
+	case "$(echo "$1" | tr '[:upper:]' '[:lower:]')" in
+	f | false | n | no | 0 | off)
+		false
+		;;
+	t | true | y | yes | 1 | on)
+		true
+		;;
+	*)
+		log "ERROR: Input value '$1' was not expected.  Please check the accepted inputs"
+		exit 1
+		;;
+	esac
+	return
+}