#!/bin/sh
set -e

if [ configure != "$1" ] ; then
    exit 0
fi

# passwd 961025-1 incorrectly did permfix on sulogin and xdm-shadow in
# shadowconfig
permfix () {
    [ -f $1 ] || return 0
    chown root:root $1
    chmod 755 $1
}
permfix /sbin/sulogin
permfix /usr/X11R6/bin/xdm-shadow

# check password and group files at boot time
update-rc.d passwd start 60 S . >/dev/null

grep -q '^shadow:[^:]*:42' /etc/group && exit 0
groupadd -g 42 shadow || (
    cat <<EOF
Group ID 42 has been relegated for the shadow group.  You have either
used 42 yourself or created a shadow group with a different ID.
Please correct this problem and reconfigure with ``dpkg --configure passwd''.

Note that both user and group IDs in the range 0-99 are globally
allocated by the Debian project and must be the same on every Debian
system.
EOF

    exit 1
)

# overcome bug in old shadow-passwd postinst; these are harmless on other
# systems
chmod 644 /etc/passwd /etc/group
chown root:root /etc/passwd /etc/group

exit 0