#!/bin/bash
# keypress.sh: Å°´©¸§ ¾Ë¾Æ³»±â("hot keyboard").

echo

old_tty_settings=$(stty -g)   # ÇöÀç ¼¼ÆÃÀ» ÀúÀå.
stty -icanon
Keypress=$(head -c1)          # GNU ½Ã½ºÅÛÀÌ ¾Æ´Ï¶ó¸é 
                              # $(dd bs=1 count=1 2> /dev/null)

echo
echo "\""$Keypress"\" Å°°¡ ´­·È½À´Ï´Ù."
echo

stty "$old_tty_settings"      # ¿ø·¡ ¼¼ÆÃÀ¸·Î º¹±¸.

# Thanks, Stephane Chazelas.

exit 0