+++
date    = "2023-05-05T23:07:51+00:00"
lastmod = "2023-05-05T23:07:51+00:00"
tags    = [ "linux", "gists" ]
author  = "tdro"
+++

Different words similar meaning?
[`--references`](https://nixos.org/manual/nix/stable/command-ref/nix-store/query.html#queries)
is [NixOS](https://nixos.org/) speak for direct
[package dependencies](https://www.debian.org/doc/manuals/debian-faq/pkg-basics.en.html#depends).
`--requisites` list all. These work with the
[`nix-store`](https://nixos.org/manual/nix/stable/command-ref/nix-store.html)
command.

```shell
$ readlink --canonicalize "$(type -P which)"
/nix/store/r78jv9xgxnvsm5vpasf5ldkc28pkri6r-which-2.21/bin/which

$ nix-store --query --references /nix/store/r78jv9xgxnvsm5vpasf5ldkc28pkri6r-which-2.21
/nix/store/4nlgxhb09sdr51nc9hdm8az5b08vzkgx-glibc-2.35-163
```

[`which`](https://man.archlinux.org/man/which.1) directly depends on
[`glibc`](https://man.archlinux.org/man/glibc.7). Swap `--references` to
`--referrers` for paths pointing to `which`.

On [Guix](https://guix.gnu.org/), list/draw dependencies with
[`guix graph`](https://guix.gnu.org/manual/en/html_node/Invoking-guix-graph.html).

```shell
guix graph --type=references which
```