preinst is in passwd 1:4.1.5.1-1ubuntu9.5.
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 | #! /bin/sh
#
# see: dh_installdeb(1)
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
remove_md5() {
if md5sum $1 2>/dev/null |grep -q $2; then
cp $1 $1.pre-upgrade
sed -e '/^[^#]*[ \t]*password[ \t]*required[ \t]*pam_unix.so/ s/ md5$//' $1 >$1.post-upgrade \
&& mv $1.post-upgrade $1
fi
}
case "$1" in
install|upgrade)
if [ "x$2" != "x" ] ; then
if dpkg --compare-versions $2 lt 1:4.0.3 ; then
remove_md5 /etc/pam.d/passwd 23a5d1465bbc1e39ca6e0c32f22a75c9
fi
fi
;;
abort-upgrade)
;;
*)
echo "preinst 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
|