[Buildroot] [PATCH] Fix compilation of systemd with uclibc

[Arnout Vandecappelle <arnout@mind.be>]

On 10/02/13 23:17, Thomas Petazzoni wrote:
> Dear Arnout Vandecappelle,
>
> On Wed, 02 Oct 2013 18:43:19 +0200, Arnout Vandecappelle wrote:
>
>>> The thing that worries me is that we start to rely on uClibc features
>>> that are provided by specific patches we have added to our uClibc
>>> package. This means that an user using an uClibc toolchain provided by
>>> Analog Devices for Blackfin, or built with Crosstool-NG will no longer
>>> work properly to build those packages.
>>>
>>> I'm not sure what to do about this, though. Mark those packages as
>>> available only with glibc or the internal uClibc toolchain? Stop
>>> backporting uClibc feature patches (like we do for other packages) and
>>> tell people to work with upstream uClibc to get things fixed and
>>> released?
>>
>>    We could make kconfig options for them and verify them in
>> $sysroot/include/bits/uClibc_config.h. Or, in the case of execvpe which
>> doesn't have a kconfig option, verify in $sysroot/include/unistd.h. But
>> it's adding a lot of complexity.
>
> Yeah, it would add a lot of complexity. Another option is to make such
> packages non-selectable if an external uClibc toolchain is used.

  But that means that the typical scenario for a uClibc-based toolchain 
won't work (use buildroot or ct-ng to generate a toolchain once, and 
import it as an external toolchain).


  Regards,
  Arnout
-- 
Arnout Vandecappelle                          arnout at mind be
Senior Embedded Software Architect            +32-16-286500
Essensium/Mind                                http://www.mind.be
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