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#! /bin/sh
set -e
# summary of how this script can be called:
# * <postinst> `configure' <most-recently-configured-version>
# * <old-postinst> `abort-upgrade' <new version>
# * <conflictor's-postinst> `abort-remove' `in-favour' <package>
# <new-version>
# * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
# <failed-install-package> <version> `removing'
# <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
case "$1" in
configure)
if dpkg --compare-versions "$2" lt 1.1~exp4; then
# apt-key before 0.9.10 could leave empty keyrings around
find /etc/apt/trusted.gpg.d/ -name '*.gpg' | while read keyring; do
if ! test -s "$keyring"; then
rm -f "$keyring"
fi
done
# apt-key before 0.9.8.2 could create 0600 trusted.gpg file
if test -e /etc/apt/trusted.gpg ; then
chmod -f 0644 /etc/apt/trusted.gpg || true
fi
fi
if dpkg --compare-versions "$2" lt-nl 0.9.9.5; then
# we are using tmpfiles for both
rm -f /etc/apt/trustdb.gpg
# this removal was done unconditional since 0.8.15.3
SECRING='/etc/apt/secring.gpg'
# test if secring is an empty normal file
if test -f $SECRING -a ! -s $SECRING; then
rm -f $SECRING
fi
fi
# add unprivileged user for the apt methods
adduser --force-badname --system --home /nonexistent \
--no-create-home --quiet _apt || true
# Fixup any mistake in the home directory of the _apt user
if dpkg --compare-versions "$2" lt-nl 1.1~exp10~; then
usermod --home /nonexistent _apt
fi
# deal with upgrades from experimental
if dpkg --compare-versions "$2" 'eq' '1.1~exp3'; then
# libapt will setup partial/ at runtime
chown -R root:root /var/lib/apt/lists /var/cache/apt/archives || true
fi
# ensure tighter permissions on the logs, see LP: #975199
if dpkg --compare-versions "$2" lt-nl 0.9.7.7; then
# ensure permissions are right
chmod -f 0640 /var/log/apt/term.log* || true
fi
# create kernel autoremoval blacklist on update
if dpkg --compare-versions "$2" lt 0.9.9.3; then
/etc/kernel/postinst.d/apt-auto-removal
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
#DEBHELPER#
exit 0
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