bug#45570: [PATCH v3] system: Assert, that user and group names are unique.

[Ludovic Courtès]

Hi,

Leo Prikler <leo.prik...@student.tugraz.at> skribis:

> *gnu/system/shadow.scm (find-duplicates): New variable.
> (assert-unique-account-names, assert-unique-group-names): New variables.
> (account-activation): Use them here.

LGTM, thanks! :-)

Ludo’.