Re: elogind status

[Ludovic Courtès]

Andy Wingo <address@hidden> skribis:

> On Thu 27 Aug 2015 15:25, address@hidden (Ludovic Courtès) writes:
>
>> Andy Wingo <address@hidden> skribis:
>>
>>> I will keep this patch stack up to date at wip-pam-elogind.  On that
>>> branch there's an update to a new elogind that includes systemd's code
>>> to suspend/hibernate/hybrid-sleep the system, as well as new code to
>>> implement the poweroff/halt/reboot things.
>>
>> How does poweroff/halt/reboot works?
>>
>> On GuixSD, ‘halt’ & co. make an RPC to dmd so that it terminates all the
>> services (including file system mounts) in the right order.
>>
>> Anyway, good stuff!
>
> Currently poweroff and halt both invoke the "halt" executable, whose
> full path is captured at build-time if available and otherwise searched
> in the path.  In Guix the full path is captured.  Poweroff and halt are
> the same on modern systems, aren't they?  Dunno.

I think so.

> Reboot invokes reboot, captured in the same way, and the same for
> kexec.  Anyway for Guix this should do the right thing, no?

Yes, that’s perfect.

> Suspend/hibernate/hybrid-sleep all write to /sys/power/disk and
> /sys/power/state.

Sounds good.

Thanks,
Ludo’.