From bug-octave-request at bevo dot che dot wisc dot edu  Wed Oct 22 03:42:01 1997
Subject: Fix for loading oct-files
From: Michael Hanke <Michael dot Hanke at wias-berlin dot de>
To: bug-octave at bevo dot che dot wisc dot edu
Date: Wed, 22 Oct 1997 10:41:25 +0200

> roughly one month ago I was reporting about a bug which is more
> related to the implementation of the loader library than to
> octave. Unfortunately, I dropped the description. You can find it at
> URL
> http://www.che.wisc.edu/octave/mailing-lists/bug-octave/1997/474. In
> short: If I write a .oct file containing two function definitions
> which share a common global object and make links under both names to
> the same .oct file, some versions of the dynamic loader (I found it in
> IRIX 6.2 and Linux) load two images with the same symbols. This means
> that the "shared" objects are no longer shared!
>
> So I introduced some new code into  dynamic-ld.cc for
> some bookkeeping in order to avoid this situation. The new text is
> included below.
>
> Notes: 1. On some systems (e.g. OSF/1 4.0) this bookkeeping is done by
> the loader itself.
> 2. The code is only tested under Linux. I try to test it under IRIX,
> too. But I do not have time for more extensive tests.

The code works on IRIX 6.2, too.
Michael