etc/rc.d/bootconf.sh

   1 #!/bin/sh
   2 #
   3 # $NetBSD: bootconf.sh,v 1.5 2002/03/25 03:22:10 wiz Exp $
   4 # $FreeBSD$
   5 #
   6
   7 # PROVIDE: bootconf
   8 # REQUIRE: FILESYSTEMS
   9
  10 bootconf_start()
  11 {
  12                 # Refer to newbtconf(8) for more information
  13                 #
  14
  15         if [ ! -e /etc/etc.current ]; then
  16                 return 0
  17         fi
  18         if [ -L /etc/etc.default ]; then
  19                 def=`ls -ld /etc/etc.default 2>&1`
  20                 default="${def##*-> etc.}"
  21         else
  22                 default=current
  23         fi
  24         if [ "$default" = "current" ]; then
  25                 def=`ls -ld /etc/etc.current 2>&1`
  26                 default="${def##*-> etc.}"
  27         fi
  28
  29         spc=""
  30         for i in /etc/etc.*; do
  31                 name="${i##/etc/etc.}"
  32                 case $name in
  33                 current|default|\*)
  34                         continue
  35                         ;;
  36                 *)
  37                         if [ "$name" = "$default" ]; then
  38                                 echo -n "${spc}[${name}]"
  39                         else
  40                                 echo -n "${spc}${name}"
  41                         fi
  42                         spc=" "
  43                         ;;
  44                 esac
  45         done
  46         echo
  47         master=$$
  48         DUMMY=/etc/passwd
  49         conf=${DUMMY}
  50         while [ ! -d /etc/etc.$conf/. ]; do
  51                 trap "conf=$default; echo; echo Using default of $conf" ALRM
  52                 echo -n "Which configuration [$default] ? "
  53                 (sleep 30 && kill -ALRM $master) >/dev/null 2>&1 &
  54                 read conf
  55                 trap : ALRM
  56                 if [ -z $conf ]; then
  57                         conf=$default
  58                 fi
  59                 if [ ! -d /etc/etc.$conf/. ]; then
  60                         conf=${DUMMY}
  61                 fi
  62         done
  63
  64         case  $conf in
  65         current|default)
  66                 ;;
  67         *)
  68                 rm -f /etc/etc.current
  69                 ln -s /etc/etc.$conf /etc/etc.current
  70                 ;;
  71         esac
  72
  73         if [ -f /etc/rc.conf ]; then
  74                 . /etc/rc.conf
  75         fi
  76 }
  77
  78 case "$1" in
  79 *start)
  80         bootconf_start
  81         ;;
  82 esac