bootconf.sh revision 1.5.2.1 
1#!/bin/sh
2#
3# $NetBSD: bootconf.sh,v 1.5.2.1 2003/06/15 13:07:57 tron Exp $
4#
5
6# PROVIDE: bootconf
7# REQUIRE: mountcritlocal
8
9bootconf_start()
10{
11		# Refer to newbtconf(8) for more information
12		#
13
14	if [ ! -e /etc/etc.current ]; then
15		return 0
16	fi
17	if [ -h /etc/etc.default ]; then
18		def=`ls -ld /etc/etc.default 2>&1`
19		default="${def##*-> etc.}"
20	else
21		default=current
22	fi
23	if [ "$default" = "current" ]; then
24		def=`ls -ld /etc/etc.current 2>&1`
25		default="${def##*-> etc.}"
26	fi
27
28	spc=""
29	for i in /etc/etc.*; do
30		name="${i##/etc/etc.}"
31		case $name in
32		current|default|\*)
33			continue
34			;;	
35		*)
36			if [ "$name" = "$default" ]; then
37				echo -n "${spc}[${name}]"
38			else
39				echo -n "${spc}${name}"
40			fi
41			spc=" "
42			;;
43		esac
44	done
45	echo
46	master=$$
47	_DUMMY=/etc/passwd
48	conf=${_DUMMY}
49	while [ ! -d /etc/etc.$conf/. ]; do
50		trap "conf=$default; echo; echo Using default of $default" ALRM
51		echo -n "Which configuration [$default] ? "
52		(sleep 30 && kill -ALRM $master) >/dev/null 2>&1 &
53		read conf
54		trap : ALRM
55		if [ -z $conf ] ; then
56			conf=$default
57		fi
58		if [ ! -d /etc/etc.$conf/. ]; then
59			conf=${_DUMMY}
60		fi
61	done
62
63	case  $conf in
64	current|default)
65		;;
66	*)
67		rm -f /etc/etc.current
68		ln -s /etc/etc.$conf /etc/etc.current
69		;;
70	esac
71
72	if [ -f /etc/rc.conf ] ; then
73		. /etc/rc.conf
74	fi
75}
76
77case "$1" in
78*start)
79	bootconf_start
80	;;
81esac
82