etc/rc.d/bootconf

   1 #!/bin/sh
   2 #
   3 # $NetBSD: bootconf.sh,v 1.5 2002/03/25 03:22:10 wiz Exp $
   4 # $FreeBSD: src/etc/rc.d/bootconf.sh,v 1.4 2002/10/12 10:31:31 schweikh Exp $
   5 #
   6
   7 # PROVIDE: bootconf
   8 # REQUIRE: root
   9 # BEFORE:  mountcritlocal
  10
  11 . /etc/rc.subr
  12
  13 bootconf_start()
  14 {
  15         # Refer to newbtconf(8) for more information
  16         #
  17
  18         if [ ! -e /etc/etc.current ]; then
  19                 return 0
  20         fi
  21         if [ -L /etc/etc.default ]; then
  22                 def=`ls -ld /etc/etc.default 2>&1`
  23                 default="${def##*-> etc.}"
  24         else
  25                 default=current
  26         fi
  27         if [ "$default" = "current" ]; then
  28                 def=`ls -ld /etc/etc.current 2>&1`
  29                 default="${def##*-> etc.}"
  30         fi
  31
  32         spc=""
  33         for i in /etc/etc.*; do
  34                 name="${i##/etc/etc.}"
  35                 case $name in
  36                 current|default|\*)
  37                         continue
  38                         ;;
  39                 *)
  40                         if [ "$name" = "$default" ]; then
  41                                 echo -n "${spc}[${name}]"
  42                         else
  43                                 echo -n "${spc}${name}"
  44                         fi
  45                         spc=" "
  46                         ;;
  47                 esac
  48         done
  49         echo
  50
  51         master=$$
  52         _DUMMY=/etc/passwd
  53         conf=${_DUMMY}
  54         while [ ! -d /etc/etc.$conf/. ]; do
  55                 trap "conf=$default; echo; echo Using default of $conf" ALRM
  56                 echo -n "Which configuration [$default] ? "
  57                 (sleep 30 && kill -ALRM $master) >/dev/null 2>&1 &
  58                 read conf
  59                 trap : ALRM
  60                 if [ -z $conf ]; then
  61                         conf=$default
  62                 fi
  63                 if [ ! -d /etc/etc.$conf/. ]; then
  64                         conf=${_DUMMY}
  65                 fi
  66         done
  67
  68         case  $conf in
  69         current|default)
  70                 ;;
  71         *)
  72                 rm -f /etc/etc.current
  73                 ln -s /etc/etc.$conf /etc/etc.current
  74                 ;;
  75         esac
  76
  77         if [ -f /etc/rc.conf ]; then
  78                 . /etc/rc.conf
  79         fi
  80 }
  81
  82 case "$1" in
  83 *start)
  84         bootconf_start
  85         ;;
  86 esac
  87
  88 dummy_rc_command $1 XXX