Mark Dilger writes:

> I have had the same concern, though never any hard evidence of a
> problem.  If the C++ functions are wrapped with "extern C", and all
> exceptions caught (perhaps converted into error numbers which are then
> returned from the wrapper functions to the plain-C calling functions),
> are there any remaining known problems?  I have often considered
> making a C++ allocator which wrapped palloc and pfree, so that I could
> then use the STL within the backend...
>
> Has anyone tried this?

I did some experiments on a C++ language handler last year (including
an allocator and a class loader to spare the extern "C"s/name
mangling):

<http://archives.postgresql.org/pgsql-general/2005-10/msg01570.php>
<news:[EMAIL PROTECTED]>

The remaining issue is the impedance mismatch between longjmp()ing and
exceptions.

regards,
Andreas
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