Re: writing backend extensions using Visual

On Sat, 26 Mar 2005 13:55:06 -0500, Tom Lane <[email protected]> wrote:
>
> I'm not either, but given that he can get as far as building a library
> that will load into the backend, it's surprising that it would fall down
> on the small matter of passing function arguments.  It seems worth
> trying to understand exactly what's happening there.
>
> Greg, how sure are you about the diagnosis of "PG_ARGISNULL always
> returns true" --- have you stepped through your code with a debugger?

Nope, I haven't gone that far.  I  just had the code that was causing
the crash (from accessing bad memory) inside:
if(!PG_ARGISNULL(0)) {
}
and I'm sure that the function isn't actually being called with a null
argument (for one thing, it's declared 'strict').

-greg

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