Re: [Xenomai] Xenomai-3 creating debian packages

[Jan Kiszka <jan.kiszka@siemens.com>]

On 2015-01-22 12:59, Leopold Palomo-Avellaneda wrote:
> El Dijous, 22 de gener de 2015, a les 12:40:38, Gilles Chanteperdrix va 
> escriure:
>> On Thu, Jan 22, 2015 at 12:39:10PM +0100, Leopold Palomo-Avellaneda wrote:
>>> El Dijous, 22 de gener de 2015, a les 12:31:05, Gilles Chanteperdrix va
>>>
>>> escriure:
>>>> On Thu, Jan 22, 2015 at 12:17:15PM +0100, Leopold Palomo-Avellaneda 
> wrote:
>>>>> I have renamed the subject according with the theme.
>>>>>
>>>>> El Dijous, 22 de gener de 2015, a les 11:48:13, Gilles Chanteperdrix
>>>>> va
>>>>>
>>>>> escriure:
>>>>>>>> Well, the fact that the compilation error happens when trying to
>>>>>>>> compile a Xenomai file would seem to indicate that
>>>>>>>> prepare-kernel.sh
>>>>>>>> has put the wrong link into init/Kconfig.
>>>>>>>>
>>>>>>>> You pass --arch=x86 to prepare-kernel.sh, right, not
>>>>>>>> --arch=x86_64 ?
>>>>>>>
>>>>>>> yes, I have tried both, but I put --arch=x86 or the default option
>>>>>>> as
>>>>>>> I
>>>>>>> said it in my email from yesterday ( :-P)
>>>>>>
>>>>>> Well, maybe the default option does not work, so please try
>>>>>> specifying --arch=x86. The error you have is not in the compiled
>>>>>> files, but in the Kconfig files. So, the fact that you can compile
>>>>>> does not really prove that prepare-kernel.sh did not fail.
>>>>>
>>>>> Ok, from a clean sources I have run from the linux tree sources:
>>>>>
>>>>> $ ../xenomai-3.git/scripts/prepare-kernel.sh --linux=. --
>>>>> ipipe=../xenomai-3.git/kernel/cobalt/arch/x86/patches/ipipe-core-3.16-
>>>>> x86-1.patch --arch=x86
>>>>>
>>>>>> Now, prepare-kernel.sh adds the scripts/Kconfig.frag file to
>>>>>
>>>>>> init/Kconfig. Kconfig.frag contains:
>>>>> I don't understand that sentence. Yes, the  Kconfig.frag now, contains
>>>>> this:
>>>>>
>>>>> source "arch/$ARCH/xenomai/Kconfig"
>>>>
>>>> Ah OK. Could you try to revert that commit ?
>>>>
>>>> http://git.xenomai.org/xenomai-3.git/commit/scripts/Kconfig.frag?h=next&
>>>> id=2 6cc64313e2e695ac227e5a02992c5fe72df2e5f
>>>
>>> Gilles, I did it. I explained it before. As I just run the script, I don't
>>> run any autoconf, so, I then have this part as @LINUX_ARCH@ so it doesn't
>>> work.
>>>
>>> prepare-kernel script doesn't touch (substitute) that.
>>
>> prepare-kernel.sh before that commit substitutes @LINUX_ARCH@. You
>> just need to revert the whole commit.
> 
> Ok, the whole commit touch also the prepare-kernel script. I have tested and 
> now, I got in linux-tree/init/Kconfig:
> 
> if XENOMAI
> source "arch/x86/xenomai/Kconfig"
> endif
> 
> so, I'm sorry Jan, but I think that at least in debian platforms it wasn't a 
> good change.

See
http://git.xenomai.org/xenomai-jki.git/commit/?h=for-forge&id=5d104b1de84c8f4cbfb9d6b79cfaa633ef550e1c
for the fix. The bug was the improper variable use in the Kconfig
fragment. You only had to revert the whole commit as you were falling
back to the obsolete prepare-time patching then, which involved the script.


> 
> Now, the noapic issue, do you have some idea?

I provided some answers already.

Jan

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