file | ierrl.4gl |
declaration | function invalid_message(m) define m smallint |
returns | nothing |
purpose | Used from within viewers or scrollers to warn the user that an invalid message has been detected |
example | see afw_init |
notes |
|
file | ierrl.4gl |
declaration | function invalid_viewer(v) define v smallint |
returns | nothing |
purpose | Used from within the main program to warn the user that an attempt was made to invoke an invalid viewer. |
example | none |
notes | see invalid_message |
file | ierrl.4gl |
declaration | function new_log() |
returns | nothing |
purpose | Empties and enters a timestamp in the application error log |
example | none |
notes | none |
file | ierrl.4gl, oerrl.4gl |
declaration | function trap_err() |
returns | nothing |
purpose | A simple error trapper that outputs added diagnostic information to the error log (eg user, chain of menu entries that lead to the error). Depending on the type of application (command line or interactive), the action taken is to either to terminate the application, or to prompt the user. |
example | none |
notes | to be used within WHENEVER ERROR statements |
Please address questions or comments to
marco greco (last updated Thu, 28 March 2002 16:09:54 GMT) |