Re: PL/Perl list value return causes segfault

From: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Michael Fuhr <mike(at)fuhr(dot)org>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: PL/Perl list value return causes segfault
Date: 2005-07-12 19:33:04
Message-ID: 20050712193303.GA14060@alvh.no-ip.org
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On Tue, Jul 12, 2005 at 02:59:37PM -0400, Andrew Dunstan wrote:

> Note that all plperl functions are called in scalar context, and it is
> always wrong to return a list (as opposed to a listref). In fact, the
> value received might surprise you even if it worked (it would be the
> value of the last member of the list).

Hmm, I don't know if it's feasible to do in Perl, but maybe check
whether the function wants to return something in list context and throw
an appropiate error message?

--
Alvaro Herrera (<alvherre[a]alvh.no-ip.org>)
"Nunca se desea ardientemente lo que solo se desea por razón" (F. Alexandre)

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