[systemd-devel] [PATCH v2] udev hwdb: Support shipping pre-compiled database in system images

Martin Pitt martin.pitt at ubuntu.com
Sun Oct 19 03:32:59 PDT 2014


Hello Ivan,

Ivan Shapovalov [2014-10-19  5:42 +0400]:
> > but this isn't possible AFAIK. The alternative would be to change the
> > Exec= to call "hdwb --update --vendor" iff /etc/udev/hwdb.d/ is empty.
> 
> I'm just an innocent bystander, but isn't it possible with these two
> lines?
> 
>     ConditionPathExists=|!@udevlibexecdir@/hwdb.bin
>     ConditionDirectoryNotEmpty=|/etc/udev/hwdb.d/
> 
> This will succeed if EITHER @udevlibexecdir@/hwdb.bin does not exist
> OR /etc/udev/hwdb.d/ is not empty.

Correct. That's indeed what got pointed out to me on IRC on Friday,
and I sent another followup to the list. For some unknown reason that
didn't actually hit the list though, so I bounced my reply again this
morning.

Thanks,

Martin
-- 
Martin Pitt                        | http://www.piware.de
Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)
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