#! /bin/sh
#
# Script to allow root to adjust expiration date of all passwords.
# The default date of last password change must be hand coded on the next line:
default="12/12/98"
users="/tmp/users.$$"

if [ `whoami` != "root" ]
then
   echo "Only root can run this script"
   exit 1
fi

current=`pwd`
cd /users
ls > $users
cd $current

# Store standard input in 4
exec 4<&0

while read id
do
# Put current (file) input in 5
   exec 5<&0
# Switch to tty input:
   exec 0<&4
   finger $id
   chage -l $id
   echo "Press y to switch this user to $default for last password change"
   echo "or press n to skip:"
   read key
   if [ "$key" = "y" ]
   then
      chage -d $default $id
      chage -l $id
   fi
# Switch back to file input:
   exec 0<&5
done < $users

rm $users
exit 0