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#!/bin/sh
set -e
mvverbose=-v
# from dpkg-maintscript-helper, modified
ensure_package_owns_file() {
local PACKAGE="$1"
local FILE="$2"
dpkg-query -L "$PACKAGE" | grep -F -q -x "$FILE"
}
# from dpkg-maintscript-helper
prepare_rm_conffile() {
local CONFFILE="$1"
local PACKAGE="$2"
[ -e "$CONFFILE" ] || return 0
ensure_package_owns_file "$PACKAGE" "$CONFFILE" || return 0
local md5sum old_md5sum
md5sum="$(md5sum "$CONFFILE" | sed -e 's/ .*//')"
old_md5sum="$(dpkg-query -W -f='${Conffiles}' "$PACKAGE" | \
sed -n -e "\\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")"
if [ "$md5sum" != "$old_md5sum" ]; then
mv $mvverbose -f "$CONFFILE" "$CONFFILE.dpkg-backup"
else
mv $mvverbose -f "$CONFFILE" "$CONFFILE.dpkg-remove"
fi
}
# When upgrading from <0.123, we need to move initramfs.conf away so
# dpkg will stop remembering it as an 'obsolete' conffile for us. The
# postinst of either initramfs-tools or initramfs-tools-core will move
# it back.
if [ "$1" = upgrade ] && dpkg --compare-versions "$2" lt 0.123~; then
prepare_rm_conffile /etc/initramfs-tools/initramfs.conf initramfs-tools
fi
#DEBHELPER#
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