An alternative is:
Code:
echo $PSWD | sqlplus "sys@$AUXILIARY_SID as sysdba" @shutdown.sql
or you can use a named pipe:
Code:
mknod p sysdba_logon.sql
echo "connect sys/$PSWD@$AUXILIARY_SID as sysdba" > connect.sql &
sqlplus <<-EOF
@connect.sql
@shutdown.sql
EOF
rm connect.sql