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#!/bin/sh
set -e
# summary of how this script can be called:
# * <new-preinst> `install'
# * <new-preinst> `install' <old-version>
# * <new-preinst> `upgrade' <old-version>
# * <old-preinst> `abort-upgrade' <new-version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
#DEBHELPER#
case "$1" in
upgrade)
# save old configuration
test -d /etc/shellinabox/options-enabled || exit 0
ls /etc/shellinabox/options-enabled/*.css > /dev/null 2>&1 || exit 0
if dpkg --compare-versions "$2" le "2.14-1"; then
mkdir -p /etc/shellinabox/options-enabled-save
cp -a /etc/shellinabox/options-enabled/*.css /etc/shellinabox/options-enabled-save
fi
;;
install|abort-upgrade)
;;
*)
echo "preinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
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