dialogbox.sh

#!/usr/bin/env bash
#
# Display a modal dialog box like this:
#   dialogbox <title> <message>
#
# Copyright (C) 2021 Michael Davies <michael@the-davies.net>
#
# 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
# of the License, or (at your option) any later version.
#
# This 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.
# Or try here: http://www.fsf.org/copyleft/gpl.html
#

# Include bash library
command -v bashlib.sh &> /dev/null || \
{ echo >&2 "$(basename $0): Can't find bashlib.sh.  Aborting."; exit 1; }
. bashlib.sh

dialogbox $1 $2