Re: --whole-archive doesn't work on OSX

[Peter O'Gorman]

On Aug 3, 2006, at 10:01 AM, Andrew Miller wrote:

> Peter O'Gorman wrote:
> > On Aug 2, 2006, at 10:24 AM, Andrew Miller wrote:
> >
> > > Hi,
> > >
> > > I have just posted a bug regarding libtool on OSX to http:// 
> > > savannah.gnu.org/support/index.php?func=detailitem&item_id=105489
> > >
> > > I'm not sure if that is the right place to post bugs, so in case  
> > > it isn't, here is the text of the report:
> > >
> > > This bug tested on:
> > > Darwin bioeng21.bioeng.auckland.ac.nz 8.7.0 Darwin Kernel Version  
> > > 8.7.0: Fri May 26 15:20:53 PDT 2006; root:xnu-792.6.76.obj~1/ 
> > > RELEASE_PPC Power Macintosh powerpc
> > >
> > > It seems that recent versions of libtool don't support the -- 
> > > whole-archive on MacOSX. This causes the --whole-archive flag to  
> > > be passed to gcc (which seems to be silently ignored on OSX),  
> > > resulting in a link which doesn't really contain the whole archive.
> > > For example:
> >
> > --whole-archive is not a libtool flag, where do you see  
> > documentation that states you can pass --whole-archive to libtool?
> After looking into this, I couldn't find anywhere, so I guess it  
> just ended up in my tree from before libtool was used.
>
> However, the documentation seems to imply that the behaviour of  
> whole-archive should happen on all platforms, for all convenience  
> libraries.
>
> e.g.
> — Variable: *whole_archive_flag_spec*
>
>    Compiler flag to generate shared objects from convenience archives.

If whole_archive_flag_spec is empty, as it is on darwin for more  
recent versions of libtool then the convenience archive will be  
unpacked using lipo/ar and the objects will be added to the link line.

Peter