From: huiliang wu <huiliang.wu@...>
Date: 2006-07-10T17:35:01+09:00
Subject: Re: How does ruby load a shared library

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I set LD_LIBRARY_PATH using export LD_LIBRARY_PATH=/foo and it works.
Now I want to set environment variable in my ruby script, so I use
ENV['LD_LIBRARY_PATH'] = "/foo", but this time it doesn't work.
What's difference between using ENV in script and export in the linux shell?
Thanks in advance!

On 6/17/06, John Gabriele <jmg3000@gmail.com> wrote:
>
> On 6/16/06, huiliang wu <huiliang.wu@gmail.com> wrote:
> > Hi,
> > I created an c extension which is linked with another shared library
> named
> > libfoo.so.
> > When I use this extension in ruby script, it evoke an error message:
> > ./demo.rb:3:in 'require': libfoo.so: cannot open shared object file: No
> such
> > file or directory
> >
> > If I move libfoo.so to /usr/lib, it works.
> > Is ther any other ways to deal with such problem? As I don't want to put
> the
> > library into /usr/lib or set the LD_LIBRARY_PATH.
> > Thanks in advance!
> >
>
> If you're on GNU/Linux, maybe this article will help:
> http://wiki.linuxquestions.org/wiki/Library-related_Commands_and_Files
>
> ---John
>
>

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