[OE-core] [PATCH 0/2] Debian multilib packaging fixes

[Matt Madison]

Anibal,

After studying the Debian multi-arch wiki pages, I think I've figured
out the right answer to this.  Testing now, will send out a V2 patch
series when done.

-Matt

On Wed, Dec 16, 2015 at 8:33 AM, Matt Madison <matt at madison.systems> wrote:
> On Wed, Dec 16, 2015 at 7:50 AM, Aníbal Limón
> <anibal.limon at linux.intel.com> wrote:
>> Hi Matt,
>>
>> I tried to do again without your patches and the problem appears, seems
>> to be an older problem.
>
> Thanks, I suspected as much and was going to try that myself.  I was
> able to work around the issue manually in a devshell by using apt-get
> -f to have it "fix" the dependencies it thinks were broken, which from
> what I've seen so far, stems from trying to install 32-bit packages
> that would overwrite files installed by their 64-bit counterparts.
> I'm just not sure that's the right solution to the problem.
>
> -Matt
>
>
>>
>> Regards,
>>         alimon
>>
>> On 12/16/2015 07:31 AM, Matt Madison wrote:
>>> On Tue, Dec 15, 2015 at 2:23 PM, Aníbal Limón
>>> <anibal.limon at linux.intel.com> wrote:
>>>> Hi Matt,
>>>>
>>>> Trying to build core-image-sato with qemux86-64 and multilib enabled an
>>>> errors appear (see attached log), next the config.
>>>
>>> OK, yep, I can reproduce this.  I'll investigate further.
>>>
>>> Thanks,
>>> -Matt
>>>
>>>
>>>>
>>>> MACHINE ??= "qemux86-64"
>>>>
>>>> IMAGE_INSTALL_append = " lib32-connman"
>>>> require conf/multilib.conf
>>>> MULTILIBS = "multilib:lib32"
>>>> DEFAULTTUNE_virtclass-multilib-lib32 = "x86"
>>>> PACKAGE_CLASSES ?= "package_deb"
>>>> EXTRA_IMAGE_FEATURES = "debug-tweaks package-management"
>>>>
>>>> Kind regards,
>>>>         alimon
>>>>
>>>>
>>>> On 12/15/2015 01:28 PM, Matt Madison wrote:
>>>>> On Tue, Dec 15, 2015 at 9:29 AM, Aníbal Limón
>>>>> <anibal.limon at linux.intel.com> wrote:
>>>>>> Hi Matt,
>>>>>>
>>>>>> I'm starting to look at your patches, in what arches/combinations you
>>>>>> test the patches?
>>>>>
>>>>> I've been working on a BSP layer for the jetson-tx1, which is
>>>>> aarch64/armv7a-hf, so that's what I've been testing with.  The BSP
>>>>> defs are in https://github.com/madisongh/meta-tegra.
>>>>>
>>>>> Thanks,
>>>>> -Matt
>>>>>
>>>>>
>>>>>>
>>>>>> Kind regards,
>>>>>>         alimon
>>>>>>
>>>>>>
>>>>>> On 12/06/2015 11:25 AM, Matt Madison wrote:
>>>>>>> I ran into sevearl issues while trying to build an ARM multilib rootfs
>>>>>>> using Debian packaging.  After several go-rounds, it looked like the
>>>>>>> cleanest solution was to tweak how DPKG_ARCH gets constructed and
>>>>>>> to have the DpkgPM class in oe/package_manager.py use that variable
>>>>>>> to locate multilib variants (similar to RpmPM).  I also took the
>>>>>>> liberty of expanding the Debian architecture mappings so the names
>>>>>>> align better with what's documented on the Debian wiki, for those
>>>>>>> cases where a direct mapping is possible.
>>>>>>>
>>>>>>> Matt Madison (2):
>>>>>>>   package_deb.bbclass, cross-canadian.bbclass: DPKG_ARCH mapping
>>>>>>>     function
>>>>>>>   package_manager.py: fixes for multilib deb packaging builds
>>>>>>>
>>>>>>>  meta/classes/cross-canadian.bbclass |  2 +-
>>>>>>>  meta/classes/package_deb.bbclass    | 35 +++++++++++++++++++++++++----------
>>>>>>>  meta/lib/oe/package_manager.py      | 17 +++++++++++------
>>>>>>>  3 files changed, 37 insertions(+), 17 deletions(-)
>>>>>>>