Add proper parsing of help flag

fix_unknown_album_and_artist_flac_file.sh

@@ -32,15 +32,21 @@ function print_help()
 	echo "\tThis is the same as running the script for each single file in the list"
 }
 
-if [ -z "$2" ]
-then
-	echo "staying in current directory"
-else
+if [ -z "$1" ]
+	echo "use the -h flag to get help on how to use this script"
+	exit 0
+fi
 if [ "$1" = "-h" ]
 	then
 		print_help
 		exit 0
-	elif [ "$1" = "-l" ]
+fi
+if [ -z "$2" ]
+then
+	echo "staying in current directory"
+else
+	
+	if [ "$1" = "-l" ]
 	then
 		echo "Looping through $2"
 		while read flacfile; do