#! /bin/bash
#
# xterm_title - print the contents of the xterm title bar
#
# Derived from http://www.clark.net/pub/dickey/xterm/xterm.faq.html#how2_title
#

#  Copyright 1997 Chester Ramey
#
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2, or (at your option)
#   any later version.
#
#   TThis program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software Foundation,
#   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

P=${0##*/}
[ -z "$DISPLAY" ] && {
	echo "${P}: not running X" >&2
	exit 1
}

if [ -z "$TERM" ] || [ "$TERM" != "xterm" ]; then
	echo "${P}: not running in an xterm" >&2
	exit 1
fi

exec </dev/tty
old=$(stty -g)
stty raw -echo min 0  time ${1-10}
echo -e "\033[21t\c" > /dev/tty
IFS='' read -r a
stty $old
b=${a#???}
echo "${b%??}"

exit 0