postinst is in apt 0.8.16~exp12ubuntu10.21.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | #! /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)
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
apt-key update
# ensure tighter permissons on the logs, see LP: #975199
if dpkg --compare-versions "$2" lt-nl 0.8.16~exp12ubuntu10.7; then
# ensure permissions are right
chmod -f 0640 /var/log/apt/term.log* || true
fi
if dpkg --compare-versions "$2" lt-nl 0.8.16~exp12ubuntu10.9; 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.
exit 0
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