Dear,

On Sat, 11 Jul 2020 at 20:06, Christopher Lemmer Webber 
<[email protected]> wrote:
> I'm pretty sure I remembered such a feature existing but now I can't
> find it.
>
> I have a system configuration, and alarmingly I see it building PHP.
> PHP???  What on earth in this system configuration needs PHP?
>
> I'd love to see some sort of tree, or blame feature, that would allow me
> to see "oh yeah, that's how the php got in there".
>
> Does such a feature exist?

You could be interested by "guix graph --path" which returns the
shortest path (graph meaning) from package A to package PHP.

Hope that helps,
simon

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