From: "Steve" <nospam_steved94@comcast.net>
Subject: Re: Parameter return when exceptions occur
Date: Mon, 01 Nov 2004 01:19:47 GMT
Date: 2004-11-01T01:19:47+00:00 [thread overview]
Message-ID: <Taghd.349408$D%.248129@attbi_s51> (raw)
In-Reply-To: u654rj65p.fsf@earthlink.net
It would be nice if Text_Io.Get_Line would work this way and return a count
and string when an end error exception occurs. I think it actually works
with some compilers.
Steve
(The Duck)
"Matthew Heaney" <matthewjheaney@earthlink.net> wrote in message
news:u654rj65p.fsf@earthlink.net...
> "Martin Dowie" <martin.dowie@baesystems.com> writes:
>
> > If a subprogram raises an exception you can assume /nothing/ about the
> > contents of the returning values.
>
> This is only true if this is a pass-by-copy type (scalar, etc). If the
> type is pass-by-reference (tagged, etc), then yes, you can depend on the
> values "returned" by the subprogram, even when there's an exception.
> (In fact, the AI-302 containers depend on this behavior.)
next prev parent reply other threads:[~2004-11-01 1:19 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-29 3:02 Parameter return when exceptions occur Steve
2004-10-29 8:20 ` Martin Dowie
2004-10-31 14:47 ` Matthew Heaney
2004-11-01 1:19 ` Steve [this message]
2004-11-01 4:11 ` Jeffrey Carter
-- strict thread matches above, loose matches on Subject: below --
2004-10-29 8:41 Christoph Karl Walter Grein
2004-10-29 8:59 ` Martin Dowie
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