From: | Boszormenyi Zoltan <zb(at)cybertec(dot)at> |
---|---|
To: | Michael Meskes <meskes(at)postgresql(dot)org> |
Cc: | PostgreSQL Hacker <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Problems with variable cursorname in ecpg |
Date: | 2010-03-31 11:15:20 |
Message-ID: | 4BB32EC8.60505@cybertec.at |
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Lists: | pgsql-hackers |
Boszormenyi Zoltan írta:
> I think you forget that in this case, only global variables are
> usable in the DECLARE in this case, no local variables in
> functions preceding the DECLARE are visible to it.
>
> What we need here is an extra check in ECPGdump_a_type().
> We need to raise an error if
> ECPGdump_a_type(name, type, ...)
> and
> var = with find_variable(name);
> on the passed name disagrees in the variable type and maybe
> a warning if they disagree in the brace_level. The same applies
> to the indicator variable. For that, we need to pass the brace_level
> to ECPGdump_a_type() for both the variable and the indicator.
>
I was thinking about something like the attached patch.
It passes all the regression tests.
Best regards,
Zoltán Böszörményi
--
Bible has answers for everything. Proof:
"But let your communication be, Yea, yea; Nay, nay: for whatsoever is more
than these cometh of evil." (Matthew 5:37) - basics of digital technology.
"May your kingdom come" - superficial description of plate tectonics
----------------------------------
Zoltán Böszörményi
Cybertec Schönig & Schönig GmbH
http://www.postgresql.at/
Attachment | Content-Type | Size |
---|---|---|
pg90-ecpg-warn-hidden-vars-ctxdiff.patch | text/x-patch | 7.8 KB |
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