add help feature

rasplice2passwd.sh

@@ -4,6 +4,16 @@
 
 arbitrario="!"
 
+if [[ $1 = "-h" ]] || [[ $1 = "--help" ]]; then
+	echo "usage: ./rasplice2passwd.sh [OPTIONS]"
+	echo " "
+	echo "Option	Meaning"
+	echo "-y	accept the default values"
+	echo " "
+	echo "if rasplice2passwd is invoked without options it guides you through all the features of your new awesome password"
+	exit 1
+fi
+
 if [ "$1" = "-y" ]
 then
 	sleep 0.1
@@ -28,5 +38,5 @@ rasplice=$(curl -s http://rasplice.contaminati.net/sproloquio.txt | grep -e "[^\
 if [ ! -z "$limit" ] && [ ! $limit = "n" ]; then
 	rasplice=$(echo $rasplice | cut -c1-$limit)
 fi
-
+echo ""
 echo $rasplice$randomchars$arbitrario