perldoc -f goto
eval {
...
goto EOB;
...
...
EOB: return;
};if($@){
...
}
Kind regards,
Mark Anderson
Service Improvement Programme
Level 2, 113 Dundas Street
Edinburgh, EH3 5DE
Tel: 0131 523 8786
Mob: 07808 826 063
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [SMTP:[EMAIL PROTECTED] On Behalf Of John
> Deighan
> Sent: Tuesday, April 19, 2005 4:57 PM
> To: [email protected]
> Subject: die() without setting $@
>
> *** WARNING : This message originates from the Internet ***
>
> I need to be able to jump to the end of the enclosing eval block, just
> like
> a die() does, but without setting [EMAIL PROTECTED] Is there a way to do
> that? (I've
> checked the Perl docs, but couldn't find it). I could possibly die() with
> a
> specific string, then use "if ($@ && ($@ ne <string>))" as the error trap,
>
> but that's aesthetically unpleasing.
>
> If you're interested in why, here's the explanation. Our web site is
> implemented via a series of "opcodes". The opcode is passed in the URL.
> There is a goto in our main script that dispatches to a particular opcode,
>
> and the code implementing the opcodes is surrounded by an eval block. When
>
> the output is generated, it's generated via a call to a library that
> outputs a page - usually using a template file. There is, however, also a
> function called errorPage() to which you pass a string. Now, when
> errorPage() is called, there has to be no further HTTP output, so I'd
> prefer, at the end of the errorPage() routine, to pass directly to the end
>
> of the eval block in the main code. die() does just that, but after the
> eval block, there's a "if ($@)" that handles any real errors, like
> database
> connection errors, direct calls to die(), etc., and I don't want calls to
> errorPage() to be treated like true errors (they're "user errors", which
> just means that we want to display a page to the user informing them of
> their error and how to correct it, and errorPage() does just that. Real
> errors result in us receiving an e-mail with the error message, and the
> error being logged to a database table).
>
> _______________________________________________
> Perl-Win32-Users mailing list
> [email protected]
> To unsubscribe: http://listserv.ActiveState.com/mailman/mysubs
The Royal Bank of Scotland plc, Registered in Scotland No. 90312. Registered
Office: 36 St Andrew Square, Edinburgh EH2 2YB
The Royal Bank of Scotland plc is authorised and regulated by the Financial
Services Authority and represents The Royal Bank of Scotland Marketing Group.
The Bank sells life policies, collective investment schemes and pension
products and advises only on the Marketing Group's range of these products and
on a With-Profit Bond produced by Norwich Union Life (RBS) Limited.
This e-mail message is confidential and for use by the addressee only. If the
message is received by anyone other than the addressee, please return the
message to the sender by replying to it and then delete the message from your
computer. Internet e-mails are not necessarily secure. The Royal Bank of
Scotland plc does not accept responsibility for changes made to this message
after it was sent.
Whilst all reasonable care has been taken to avoid the transmission of viruses,
it is the responsibility of the recipient to ensure that the onward
transmission, opening or use of this message and any attachments will not
adversely affect its systems or data. No responsibility is accepted by The
Royal Bank of Scotland plc in this regard and the recipient should carry out
such virus and other checks as it considers appropriate.
_______________________________________________
Perl-Win32-Users mailing list
[email protected]
To unsubscribe: http://listserv.ActiveState.com/mailman/mysubs
