[Buildroot] [PATCH 4/4] package/Makefile.in: Use gcc spec files for PIE build flags

Matthew Weber matthew.weber at rockwellcollins.com
Tue May 1 15:36:20 UTC 2018


On Tue, May 1, 2018 at 10:13 AM, Matthew Weber
<matthew.weber at rockwellcollins.com> wrote:
> Stefan,
> On Wed, Apr 25, 2018 at 1:45 AM, Stefan Sørensen
> <stefan.sorensen at spectralink.com> wrote:
>> The PIE build flags are only intended for building executables and can not be
>> used in relocateable links (-r), static builds and shared library build -
>> including the flags here causes build errors.
>> So instead of parsing the PIE flags directly on the command line to gcc,
>> include them in a gcc spec file where it is possible to only apply the flags
>> when other incompatible flags are not set.
>> This method and the spec files are from the Fedora build system.
>> Signed-off-by: Stefan Sørensen <stefan.sorensen at spectralink.com>
> Thank you for this approach, I had a patchset reworking packages to
> deal with cases of "-r", static and shared.  This eliminates that and
> makes a wrapper approach much easier as the next step.
> Tested-by: Matt Weber <matthew.weber at rockwellcollins.com>

Just realized when I was cleaning things up this one needs rework with
the drop of patch 3.  Here's a v2 of this patch.

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