Re: CLI flag to ignore guix channel

[Csepp]

Simon Tournier <zimon.toutoune@gmail.com> writes:

> Hi,
>
> On jeu., 03 nov. 2022 at 21:51, jgart <jgart@dismail.de> wrote:
>
>> I'd like a CLI flag to be able to ignore channels.
>>
>> Where should I look if I'd like to implement something like this?
>>
>> I prefer not to edit and comment out channels in ~/.config/guix/channels.scm
>>
>> I'd prefer to do the following
>>
>> guix import crate behemoth-rust-package-foo -r --ignore-channel=guixrus
>
> Well, this would be nice but we have nothing in this direction.
>
> From my point of view, the best is to have several channels.scm files
> where some or other channels are defined.  Then, you switch using “guix
> time-machine”, for example:
>
>     guix time-machine -C path/to/channels-wo-guixrus.scm \
>          -- import crate behemoth-rust-package-foo -r
>
> HTH,
> simon

How fast is that?  If new commits come in during time-machine
invocations, won't it keep doing new builds of guix?