ARC rebootstrap prereq (was Re: switching ARC to 64-bit time_t )

[Vineet Gupta]

Hi Helmut, Aurelien

On 8/26/20 2:16 PM, Aurelien Jarno wrote:
> Hi Helmut,
>
> On 2020-08-26 17:43, Helmut Grohne wrote:
>> Hi Vineet,
>>
>> On Wed, Aug 26, 2020 at 02:39:53PM +0000, Vineet Gupta wrote:
>>> Following up as ARC glibc port was merged upstream in 2.32. Can we now give
>>> rebootstrap a spin for ARC Debian enablement.
>> That's great news. Unfortunately, it's not that easy yet. rebootstrap
>> requires the relevant software to be packaged for Debian and the glibc
>> packaging has only reached 2.31 yet. 2.32 is not even in experimental
>> yet.
>>
>> Trying rebootstrap with an experimental glibc is not entirely trivial,
>> but possible.
>>
>> Aurelien (Cced via d-glibc at l.d.o), are there plans to upload 2.32 to
>> experimental anytime soon?
> No it's not planned soon. glibc 2.32 has removed support for nsl and
> rpc, so we first have to do the transition to their replacement. That is
> libnsl, libnss-nis and libnss-nisplus for nsl, and rpcsvc-proto and
> libtirpc3 for rpc. The nsl transition is in good state, but the packages
> are stuck in NEW. We've started to work on the rpc transition, however
> there is a lot more work, we have at least ~50 packages that FTBFS and
> need to be manually patched to use libtirpc3 instead of the glibc
> implementation.
>
> We definitely need to use experimental to test those two transitions and
> ask for archive rebuilds, so it's not possible to upload a 2.32 package
> there.
>
>> Alternatively, can we segregate the relevant diff between 2.31 and 2.32
>> and apply it to the unstable package without bumping the version?
> I don't think that's really possible, new ports introduced in version
> 2.32 will have all the symbol versions set to GLIBC_2.32.
>
> Regards,
> Aurelien
>
>
> PS Helmut: Once libnsl, libnss-nis and libnss-nisplus are out of NEW,
> you might want to see if they can be cross-built, and if that impacts
> the bootstrap process as the glibc packages are going to depend on those
> (in the same way as for the libxcrypt transition).


Checking in to see if things have change since my last posting on this 
topic.
Is glibc 2.32 now packaged for debian so we can attempt ARC rebootstrap ?

Thx,
-Vineet