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Re: bug in libtool rpath setting for _LT_AC_TAGVAR(hardcode_libdir_flag_

From: James Andrewartha
Subject: Re: bug in libtool rpath setting for _LT_AC_TAGVAR(hardcode_libdir_flag_spec, $1) (libtool 1.5.22)
Date: Fri, 15 Dec 2006 20:37:27 +0900 (WST)

On Fri, 15 Dec 2006, Ralf Wildenhues wrote:

> Your libtool has link_all_deplibs=no (see the --config output).  This
> shows that it's Debian's modified libtool.  It avoid linking against
> indirect dependencies.  This change has not made it into GNU Libtool
> because it has bugs, and also because it has some different semantics
> which would need to be documented.  From the information you posted,
> both of these alternative possibilities exist:
> 1)
> You cannot be sure anymore that a library (or program) links against the
> dependencies of dependent libraries directly.  So if you need those
> depdepls (if you allow me to call them that way), then with Debian's
> libtool you need to specify them explicitly on the command line.
> 2)
> If you do not need them in your program, then you just observe a known
> bug in Debian's libtool: while linking against uninstalled libraries,
> the paths to depdepls are not found correctly, because libtool does not
> walk the dependency path.
> I think you are seeing (2).  In that case you could work around the
> issue by linking directly against the needed libs, by adding these
> arguments to the link (if you use Automake, add them to
> create_account_LDADD):
> /scratch/gnometinderbox/jhautobuild/build-output/lib/xulrunner-
> /scratch/gnometinderbox/jhautobuild/build-output/lib/xulrunner-
> /scratch/gnometinderbox/jhautobuild/build-output/lib/xulrunner-
> /scratch/gnometinderbox/jhautobuild/build-output/lib/xulrunner-
> Or you could just avoid Debian's libtool.  You could also file a bug
> with them (point to this thread then, please).

Using a vanilla libtool (compiled using jhbuild's bootstrap moduleset) 
everything links fine. I'm not sure whether it's worth filing a bug on 
Debian's libtool, since with jhbuild you're expected to use its 
bootstrapped auto* and libtool.

Thanks for your help in diagnosing this,

James Andrewatha

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