[oe] [PATCH][v3 3/4] uClibc: redo configuration

[Khem Raj]

On Thu, Jul 8, 2010 at 1:28 PM, Bernhard Reutner-Fischer
<rep.dot.nop at gmail.com> wrote:
> On Thu, Jul 08, 2010 at 12:02:51PM -0700, Khem Raj wrote:
>>On Tue, Jul 6, 2010 at 12:32 PM, Bernhard Reutner-Fischer
>><rep.dot.nop at gmail.com> wrote:
>
>>> +       uclibc_cfg('bx',        machine_features,'USE_BX', cnf, rem)
>>
>>
>>
>>I would have a feature called 'nobx' because most of the machines
>>we support actively in OE has BX. With current state this needs to
>>be added to MACHINE features for almost all arm machines. We can instead
>>have nobx and keep USE_BX enabled and only disable it if nobx appears
>>in machine_features.
>
> I'd much prefer to stick bx into some generic arm include instead.
> What do you think?

I have added attached patch and turned bx into nobx and now all seems to be
ok


>
>>                     Otherwise I have tested the patches myself
>>and they seems to work well.
>>
>>I will push them once we have the bx turned into nobx
>>
>>I think you do not have a function to disable already enabled feature.
>
> the 'rem' below translates into sed /SOMETHING/d
> Can you elaborate?
> Except you mean DISTRO_FEATURES="ipv4"
> and one of the gazillion distro-specific config snippets contain
> CONFIG_IPV6=y
> and that is not disabled.. About all those distro hunks have to go
> anyway for they are redundant.
>
>>> +       return "\n".join(cnf), "\n".join(rem)
>>> +# X, Y = ${@features_to_uclibc_settings(d)}
>>> +# unfortunately doesn't seem to work with bitbake, workaround:
>
> you said you saw an ICE with current uclibc master. Which arch and which
> versions of the toolchain did you use?
> FYI, i tested qemuarm, qemumips, qemuppc, qemux86 and (my local)
> qemux86_64 with
> PREFERRED_BINUTILS = "2.20.1" ¹)
> PREFERRED_GCC_VERSION = "4.5" ²) ³)
>
> and all of built fine for me.
>
> ¹) micro.conf incorrectly picks 2.19.51 per default, should be bumped
> ²) micro.conf should also default to 4.5
> ³) It would be great if we could settle on one scheme for
>   binutils/gcc/libc version shorthands:
>   PREFERRED_BINUTILS_VERSION _or_ PREFERRED_GCC, i'd go for
>   PREFERRED_foo_VERSION, uniformly.
>
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