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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: "Zhai, Edwin" <edwin.zhai@intel.com>
Date: Fri, 27 Apr 2012 11:45:50 +0100
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Cc: Patches and discussions about the oe-core layer
	<openembedded-core@lists.openembedded.org>
Subject: Re: Pango multilib issue
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On Fri, 2012-04-27 at 16:20 +0800, Zhai, Edwin wrote:
> Any comments?
> I'd like a agreement before any patch:)
> 
> Thanks,
> Edwin
> 
> 
> On Thu, Apr 26, 2012 at 03:53:22PM +0800, Zhai, Edwin wrote:
> > RP,
> > 
> > I have found one common issues for multilib when system config file differ 
> > between multilibs.
> > 
> > https://bugzilla.yoctoproject.org/show_bug.cgi?id=2356
> > This bug caused by modules mechanism in pango:
> > 
> > pango utils, pango-querymodules produce a system config file to indicate where
> > to find the modules when 1st boot, like /usr/{lib64|lib}/pango/1.6.0/modules/
> > for {x86-64|lib32}-pango respectively. 
> > 
> > When installing lib32-pango on sato-image-qemux86-64, lib32 version of
> > pango-querymodules override x86-64 version and produce a system config file
> > with path for lib32 version of modules. Then x86-64 matchbox-desktop failed to
> > open these modules and loaded corrupted fonts.
> > 
> > To resolve this conflict, one possible solution is put the config file and 
> > binary under different dir: $LIBDIR for config file, and 
> > /usr/{libexec|lib64exec} for config binary(or create different dir under 
> > /usr/bin/ for different multilib)
> > 
> > Any comments for this?

/libexec and /lib aren't really the correct locations for a
configuration file like this.

I think in the mutlilib cases I'd like to move the config file a
directory deeper so /etc/pango/${baselib}/pango.modules in the mutliib
cases. The standard system file would remain in its existing location.

Cheers,

Richard