bin/live-reconfigure

   1 #! /bin/sh
   2
   3 set -e
   4
   5 export PATH=/usr/bin:/usr/sbin:/sbin:/bin
   6
   7 frontend=noninteractive
   8
   9 findcommandinroot ()
  10 {
  11         ROOT="${1}/"
  12         shift
  13
  14         while [ "${#}" -ge 1 ]
  15         do
  16                 P="${PATH}"
  17
  18                 while [ "${P}" ]
  19                 do
  20                         D=${P%%:*}
  21                         P=${P#*:}
  22
  23                         if [ "${D}" = "${P}" ]
  24                         then
  25                                 P=
  26                         fi
  27
  28                         if [ -z "${D}" ]
  29                         then
  30                                 D=.
  31                         fi
  32
  33                         if [ -x "${ROOT}${D}/${1}" ]
  34                         then
  35                                 echo "${D}/${1}"
  36                                 return 0
  37                         fi
  38                 done
  39
  40                 shift
  41         done
  42
  43         return 1
  44 }
  45
  46 runcommandinroot ()
  47 {
  48         C=$(findcommandinroot "${1}" "${2}")
  49         ROOT="${1}"
  50
  51         shift
  52         shift
  53
  54         [ -n "${C}" ] && chroot "${ROOT}" "${C}" "${@}"
  55 }
  56
  57 root="${1}"
  58 package="${2}"
  59
  60 version=$(runcommandinroot "${root}" dpkg-query -W --showformat='${Version}' "${package}" 2>/dev/null) || version=""
  61
  62 if [ -z "${version}" ]
  63 then
  64         echo >&2 "${0}: package '${package}' is not installed"
  65         exit 0
  66 fi
  67
  68 runcommandinroot "${root}" dpkg-reconfigure -fnoninteractive --no-reload "${package}"
  69
  70 exit 0