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Re: C module problem

From: dsmich
Subject: Re: C module problem
Date: Mon, 28 Feb 2011 12:30:31 -0500

---- Mike Gran <address@hidden> wrote: 

> On Linux (the kernel), to see if this is the case (and I'm going
> from memory here, so forgive me if this isn't perfect) you can
> run guile as
> "LD_DEBUG=all LD_DEBUG_OUTPUT=tmp.txt guile"
> and then try to load your extension.
> Then after your run, it should have made a handful of tmp.txt files, one
> per thread.  Search through these files for strings like "error" or "fatal"
> with reference to your binding.  It may be that you've misspelled a function
> name or are trying to link to a function that doesn't exist.

It is also instructive to run the command under strace -efile.  You get a clear 
idea of what file guile *is* trying to open and *where*.

I've solved more "can't open the file" type problems with strace than I can 
remember.  A wonderful tool.


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