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From: "Jeff C" <jcreem@yahoo.com>
Newsgroups: comp.lang.ada
References: <KV4Fd.26618$_E5.658498@twister2.libero.it>
Subject: Re: Ada-python
Date: Wed, 12 Jan 2005 07:15:01 -0500
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Date: 2005-01-12T07:15:01-05:00
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"Matteo Bertini" <matteob@naufraghi.net> wrote in message 
news:KV4Fd.26618$_E5.658498@twister2.libero.it...
> Hello!
> I'm studing the possibility of an inter-language UnitTestnig interfacing 
> Python with Ada but I have found some problem.
>
> I was using 3.15p and it was OK, I have succesfully used an Adlrer32 Ada 
> procedure from python, but this version is not compatible with NPTL 
> threading...
>
> So I switched to 3.43 (gnat with gcc 3.4.3) and, with treading going OK, I 
> have this error importing the python module:
>
> import zlib, ada_adler32
> ImportError: ada_adler32.so: undefined symbol: _Unwind_Resume
>
> Some suggestion?
>
> Thanks,
> Matteo Bertini
> on Gentoo Linux

<guess>
Try grepping and/or nm'ing around in the various compiler libraries from 
GCC. Perhaps the newer gcc
builds pieces in a shared library runtime file that you are not including.
</guess>