On 2020-08-07 14:08 +0200, Harald Dunkel wrote:
> On 8/5/20 6:29 PM, Sven Joachim wrote:
>> I am not sure I understand what you actually want to do, though.
>>
>
> I am maintaining a set of meta packages, referencing the packages
> to install on my hosts. To avoid having separate meta packages for
> each new Debian version I have to use conditional dependencies, like
>
> Package: sample-setup
> Architecture: all
> Depends: ${misc:Depends}
> , sample-setup-chroot
> :
> , nvme-cli | base-files ( << 9 )
> :
>
> Meaning nvme-cli has to be installed for Debian 9 or newer.
>
>
> This package
>
> Package: sample-lxc
> Architecture: all
> Depends: ${misc:Depends}
> , cgmanager | systemd
> , debootstrap
> , lxc
> , lxc-templates | lxc ( << 3 )
> :
>
> did not work as expected (IMHO), apparently because (1:2 << 3) = false.
That's what I meant to tell you in my first reply, sorry if it was
unclear. I think changing the dependency to
"lxc-templates | lxc ( << 1:3 )" is what you want here.
See deb-version(7) for how dpkg (and apt) compares versions.
Cheers,
Sven
