Re: [OE-core] [PATCH 1/2] systemd: Allow native build

["Böszörményi Zoltán" <zboszor@gmail.com>]

2023. 03. 30. 16:41 keltezéssel, Alexander Kanavin írta:
> On Thu, 30 Mar 2023 at 16:31, Böszörményi Zoltán <zboszor@gmail.com> wrote:
>> The mariadb change to use CROSSCOMPILING_EMULATOR
>> instead of building mariadb-native was reverted because
>> qemu is not ominpotent. The same applies to meson
>> running executables via qemu. No custom wrapper would help.
> Mariadb's problem was that (for a specific target) it somehow included
> CPU instructions that qemu usermode doesn't support, and no one looked
> into what those instructions were and why they were produced in the
> first place, preferring to revert the whole thing. There are lots of
> counter-examples in core where qemu usermode works fine, and has been
> working that way for many years, for example gobject introspection, or
> all of the scripts in ../scripts/postinst-intercepts/ which run every
> time you bake an image, including update_udev_hwdb by the way that
> runs target udevadm. I am not maintaining oe-devel, and I do not keep
> an eye on things like that, otherwise I would've asked for further
> investigation into what crashes and why.
>
> I do not want to add complex native dependency chains when usermode
> would work. It's me who's going to fix them when they break, not you.
>
>> You seem to have omitted reading a large part in the
>> commit message for the systemd change.
>>
>>> TODO? The new natively built systemctl binary may replace
>>> the script in systemd-systemctl-native, as it supports
>>> more options and works better than the script. For example,
>>> the current script does not create the symlinks in
>>> /etc/systemd/system for WantedBy= and RequiredBy= settings
>>> and does not support systemctl set-default some.target.
> This is a separate concern, and needs to be proposed as such.

I can extend this patchset to remove systemd-systemctl-native.bb
and use the native build fixing these problems.

Then libfprint can just use that as an innocent bystander.