Re: Problem with composite type creation in C under Linux

Thank you! now I understand it...

On Wed, Mar 2, 2011 at 7:35 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:

> Marios Vodas <mvodas(at)gmail(dot)com> writes:
> > I have developed some custom composite and base types in PostgreSQL 9
> which
> > you can find in the code I provide below.
> > I compile my C library using GCC 4.5 under Linux and Visual Studio 2010
> > under Windows.
>
> > The problem is when I run this command: *SELECT to_composite('((1, 2),
> (3,
> > 4))'::m_segment_base)*.
> > This is the result I get in Windows and Linux respectively:
> > Windows: "("(1,2)","(3,4)")"
> > Linux: "("(1,)",)"
>
> You're passing a single isnull flag to heap_form_tuple calls that are
> expecting arrays of two flags ... and even the one value that's there
> according to the code isn't being initialized, so it's remarkable that
> this code works at all on any platform.
>
> regards, tom lane
>