From: ara.t.howard@...
Date: 2006-05-26T23:24:15+09:00
Subject: Re: DL: Array of symbols in a dynamic lib

On Fri, 26 May 2006, Benjohn Barnes wrote:

> With DL, is there a way to ask for the symbols that exist within a module 
> that I've loaded?
>
> For instance, once I've done...
>
> 	module_handle = DL::dlopen('my_lib')
>
> Can I then ask module_handle for an array of symbols? I can't see a likely
> looking method in there, and it seems like it'd be very nice to have that
> kind of introspection available.
>
> Off topic, can someone give me a good entry point for OS X's tool chain for
> looking inside dynamic libraries, and understanding the subject in general?
> I really found myself struggling! The only really constructive thing I found
> out last night was that on OS X, you need to ask cgg to make you:
> -dynamiclib
>
> This let me try an example out (which worked, wooO!), but I've no idea where
> these things are usually kept (somewhere in bundles?). Or how I can peek
> about in one.
>
> Cheers,
> 	Benjohn


it's not exactly what you're asking, but try

   strings libname.so

on the command line.

another useful command is

   ldd libname.so

also

   man ld.so

hth.

-a
-- 
be kind whenever possible... it is always possible.
- h.h. the 14th dali lama