From 5befc8555eed108ccc282e5affb3ac26cdb9299c Mon Sep 17 00:00:00 2001
From: Storm Dragon <stormdragon2976@gmail.com>
Date: Wed, 13 Sep 2017 19:40:22 -0400
Subject: [PATCH] Added a blurb about pressing a letter to get to the next
 note, because space and enter do not work. Added -h and --help options.

---
 bashtuner.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bashtuner.sh b/bashtuner.sh
index 1727fa8..5d714a7 100755
--- a/bashtuner.sh
+++ b/bashtuner.sh
@@ -14,11 +14,15 @@ show_help() {
   echo "Usage: $0 tune_id"
   echo "Where tune_id is one of"
   echo "${!tuning[@]}"
+  echo "To advance to the next note, press any letter, enter and space do not work."
 exit 0
 }
 
 [ $# -ne 1  ] && show_help
 [ -z "${tuning[$1]}" ] && show_help
+[ "$1" == "-h" ] && show_help
+[ "$1" == "--help" ] && show_help
+
 # Continuously play the notes until a key is press.
 # Note key can not be enter or space.
 # This will adjust how long each note plays.