Re: Linking automatically with dlopen

[Reuben Thomas]

On Sun, 15 Apr 2007, Bob Friesenhahn wrote:

> On Mon, 16 Apr 2007, Reuben Thomas wrote:
>
> > Is there a way to use libtool to link against a library using dlopen? I 
> > want to be able to link against a library which may not be present at 
> > runtime, be certain that the application starts up (i.e. the dynamic linker 
> > doesn't discover that a library is missing and abort), and then be able to 
> > find out whether a given library was successfully linked or not (and hence 
> > decide whether I can execute code that uses symbols from that library).
>
> This is a function of libltdl, which comes with libtool.  I use it in 
> GraphicsMagick.

I read the documentation for libltdl before posting originally, but I 
couldn't see how to do what I wanted. Can you explain, please? In 
particular, I couldn't see how to link using libltdl instead of the normal 
linker without changing my source.

--
http://rrt.sc3d.org/ | think tank, n.  a safe container for noxious gases