[Buildroot] [PATCHv4] toolchain: fix installing gconv libs with multi-arch toolchain

[Yann E. MORIN <yann.morin.1998@free.fr>]

Thomas, All,

On 2015-04-22 22:48 +0200, Thomas Petazzoni spake thusly:
> On Tue, 21 Apr 2015 18:55:52 +0200, Yann E. MORIN wrote:
> > For a multi-arch toolchain, gconv modules are in a sub-directory named
> > after the machine gcc targets. This is the case, for example, for the
> > Linaro ARM 2014.09 toolchain, which has the gconv modules in (relative
> > to the sysroot):
> >     /usr/lib/arm-linux-gnueabihf/gconv
> > 
> > while the Sourcery CodeBench ARM 2014.05 (non-multi-arch) has them in:
> >     /usr/lib/gconv
> > 
> > So, to catter for both cases, search both paths. We want to favour the
> > machine-specific gconv modules over potentially existing "generic" ones,
> > so we first search that (if it exists) and fallback to looking in the
> > generic location.
> > 
> > Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
> > 
> > ---
> > changes v3 -> v4:
> >   - nothing, just rebased on top of master
> 
> I've applied, even though I'm not terribly happy with the huge amount
> of complex shell code being added. This gconv stuff is already calling
> a shell script to recreate the gconv-modules file. Maybe we should just
> move all this logic to a separate shell script, in which we could use
> functions and so on?

Yes, that's a good idea. I've put it on my ever-growing TODO-list. ;-)

> I've tried to think a bit about writing all of this in make, but it
> isn't trivial at all.

Nah, it's not. I tried a bit too, but promptly aborted, to keep using
shell stuff.

Thanks! :-)

Regards,
Yann E. MORIN.

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