#! /usr/local/bin/bash -posix

# -*-sh-mode-*-


#     Copyright (C) 1998  Thomas Roessler <roessler@guug.de>
# 
#     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, USA.

# $Id: lbdb_lib.sh.in,v 1.4 2001/04/10 17:13:55 roland Exp $


#
# library routines
#

lbdb_hn_sendmail()
{
	sendmail_cf="NONE"
	for p in /etc /etc/mail /etc/sendmail ; do
		if test -r $p/sendmail.cf ; then
			sendmail_cf=$p/sendmail.cf
		 	break;
		fi
	done
	
	if test "x$sendmail_cf" != "xNONE" ; then
		hn="`sed -n -e 's/^DM\(.*\)$/\1/p' $sendmail_cf`"
		if test "x$hn" = x ; then
			hn="`sed -n -e 's/^Dj\(.*\)$/\1/p' $sendmail_cf`"
		fi
	fi
	if test "x$hn" = x ; then
		echo "NONE"
	else
		echo "$hn"
	fi
}


lbdb_hostname()
{
	if test "x$MAIL_DOMAIN_NAME" != "x" ; then
		hn=$MAIL_DOMAIN_NAME;
	else
		hn=`lbdb_hn_sendmail`
		if test "x$hn" = "xNONE" ; then
			for i in /etc/HOSTNAME /etc/hostname ; do
				if test -f $i ; then
					hn="`cat $i`"
					break;
				fi
			done
		fi
	fi
	echo "$hn"
}
