#! /bin/sh
set -e
+
export PATH=/usr/bin:/usr/sbin:/sbin:/bin
frontend=noninteractive
-findcommandinroot() {
- ROOT="$1/"
- shift
- while [ "$#" -ge 1 ]; do
- P="$PATH"
- while [ "$P" ]; do
- D=${P%%:*}
- P=${P#*:}
- if [ "$D" = "$P" ]; then
- P=
- fi
- if [ -z "$D" ]; then
- D=.
- fi
- if [ -x "$ROOT$D/$1" ]; then
- echo "$D/$1"
- return 0
- fi
- done
- shift
- done
- return 1
+findcommandinroot ()
+{
+ ROOT="${1}/"
+ shift
+
+ while [ "${#}" -ge 1 ]
+ do
+ P="${PATH}"
+
+ while [ "${P}" ]
+ do
+ D=${P%%:*}
+ P=${P#*:}
+
+ if [ "${D}" = "${P}" ]
+ then
+ P=
+ fi
+
+ if [ -z "${D}" ]
+ then
+ D=.
+ fi
+
+ if [ -x "${ROOT}${D}/${1}" ]
+ then
+ echo "${D}/${1}"
+ return 0
+ fi
+ done
+
+ shift
+ done
+
+ return 1
}
-runcommandinroot() {
- C=$(findcommandinroot "$1" "$2")
- ROOT="$1"
- shift
- shift
- [ -n "$C" ] && chroot "$ROOT" "$C" "$@"
+runcommandinroot ()
+{
+ C=$(findcommandinroot "${1}" "${2}")
+ ROOT="${1}"
+
+ shift
+ shift
+
+ [ -n "${C}" ] && chroot "${ROOT}" "${C}" "${@}"
}
-root="$1"
-package="$2"
+root="${1}"
+package="${2}"
-version=$(runcommandinroot "$root" dpkg-query -W --showformat='${Version}' "$package" 2>/dev/null) || version=""
+version=$(runcommandinroot "${root}" dpkg-query -W --showformat='${Version}' "${package}" 2>/dev/null) || version=""
-if [ -z "$version" ]; then
- echo >&2 "$0: package '$package' is not installed"
- exit 0
+if [ -z "${version}" ]
+then
+ echo >&2 "${0}: package '${package}' is not installed"
+ exit 0
fi
-runcommandinroot "$root" dpkg-reconfigure -fnoninteractive --no-reload "$package"
+runcommandinroot "${root}" dpkg-reconfigure -fnoninteractive --no-reload "${package}"
exit 0