#! /bin/sh

COMMAND=`basename $0`

if [ "$1" = "" ] ; then
  echo "usage: $COMMAND <user> [<user2> ...]"
  exit -1
fi

while [ "$1" != "" ] ; do
  DEFG=`groups $1 | cut -d: -f2 | tr ' ' ','`
  echo /usr/sbin/usermod -G tty,uucp$DEFG $1
  /usr/sbin/usermod -G tty,uucp$DEFG $1
  shift
done