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Re: [RFC]: Solib search (Was: Re: Cross solib support; continued)

On Tue, Nov 27, 2001 at 08:15:44PM +0100, Orjan Friberg wrote:
> Daniel Jacobowitz wrote:
> > 
> > Suppose that I dlopen ("/lib/mmx/", ...).  That's the case I
> > am describing.  The only way to handle this case properly (assuming
> > there is also a /lib/ is to go through one of the absolute
> > path cases.  There is no other option.
> But won't dlopen ("/lib/mmx/", ...) be handled by:
>   if (! IS_ABSOLUTE_PATH (in_pathname) || solib_absolute_prefix == NULL)
>     temp_pathname = in_pathname;
>   else
>     {
>       [Catting of prefix and pathname]
>     }
>   /* Now see if we can open it.  */
>   found_file = open (temp_pathname, O_RDONLY, 0);
> That counts as an absolute path case, right?
> I can't see why we'd rely on the first openp to handle dlopen ("/lib/mmx/",
> ...) since it's an absolute path and should be handled by the code above.  That's why
> I suggest we know we should look in solib_search_path (and thus should get rid of the
> leading '/' which makes it an absolute path).

Oh!  I was confused; sorry.

I think your patch is OK.  If we fail to find it in the absolute path,
search for its "absolute" (without leading directory separator[s])
path in each directory in the solib-search-path.  Then try searching
for its basename as a last resort.  Right?

Daniel Jacobowitz                           Carnegie Mellon University
MontaVista Software                         Debian GNU/Linux Developer

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