[hlinden@dolphin Cisco]$ rlwrap -c -r -m  sqlplus /

SQL*Plus: Release 10.2.0.1.0 - Production on Wed Mar 28 11:59:48 2007

Copyright (c) 1982, 2005, Oracle.  All rights reserved.


Connected to:
Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production

SQL> whenever sqlerror exit 999
SQL> select * from bogus_table;
select * from bogus_table
              *
ERROR at line 1:
ORA-00942: table or view does not exist


Disconnected from Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production
[hlinden@dolphin Cisco]$ echo $?
231
[hlinden@dolphin Cisco]$