Hello all,

I am improving/writing a C++ project (called MUMmer) which creates a shared
library with libtool. In the same project, I also create a SWIG binding to
access in Perl some of the functionality of this shared library.

Libtool creates the shared library in a hidden directory:

.libs/libumdmummer.so

The SWIG compilation creates a couple a files, a perl module file and a
shared library:

swig/perl5/mummer.pm
swig/perl5/.libs/mummer.so

The problem comes in when when I write tests in Perl. I need to add
directories to the Perl lib path so that it finds the module and shared
library, like this:

perl -I ./swig/perl5 -I ./swig/perl5/.libs test.pl

Passing the path './swig/perl5/.libs' seems very hackish and not portable.
This path was not specified anywhere, libtools decided to hide files there
on its own, and it feels like I should not use these files directly.

What is the proper way for testing programs to find (and use, via dlopen)
not yet installed shared libraries compiled by automake/libtool?

Thanks,
Guillaume.

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