File: lbdb_lib.sh.in

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lbdb 0.48.1
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#! @SH@
#
# -*-sh-mode-*-
#
#     Copyright (C) 1998  Thomas Roessler <roessler@guug.de>
#     Copyright (C) 1999-2018  Roland Rosenfeld <roland@spinnaker.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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,, USA.

#
# 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
	elif test -f /etc/mailname; then
		hn=$(cat /etc/mailname)
	else
		hn=""
		if test -r /etc/resolv.conf ; then
			hn="$(sed -n -e 's/^[ 	]*domain[ 	]\{1,\}\([^ ]*\)/\1/p' /etc/resolv.conf)"
			if test "x$hn" = "x" ; then
				hn="$(sed -n -e 's/^[ 	]*search[ 	]\{1,\}\([^ ]*\)/\1/p' /etc/resolv.conf)"
			fi
		fi
		if test "x$hn" = "x" ; then
			hn=$(lbdb_hn_sendmail)
			if test "x$hn" = "xNONE" ; then
				for i in /etc/HOSTNAME /etc/hostname ; do
					if test -f $i ; then
						hn="$(cat $i)"
						break;
					fi
				done
			fi
		fi
	fi
	echo "$hn"
}