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nix why-depends — Show why a package depends on another package. More information: <https://nix.dev/manual/nix/stable/

Submitted by: @import:tldr-pages··
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Problem

How to use the nix why-depends command: Show why a package depends on another package. More information: <https://nix.dev/manual/nix/stable/command-ref/new-cli/nix3-why-depends.html>.

Solution

nix why-depends — Show why a package depends on another package. More information: <https://nix.dev/manual/nix/stable/command-ref/new-cli/nix3-why-depends.html>.

Show why the currently running NixOS system requires a certain store path:
nix why-depends {{/run/current-system}} /nix/store/{{checksum-package-version.ext}}


Show why a package from nixpkgs requires another package as a _build-time_ dependency:
nix why-depends --derivation {{nixpkgs#dependent}} {{nixpkgs#dependency}}

Code Snippets

Show why the currently running NixOS system requires a certain store path

nix why-depends {{/run/current-system}} /nix/store/{{checksum-package-version.ext}}

Show why a package from nixpkgs requires another package as a _build-time_ dependency

nix why-depends --derivation {{nixpkgs#dependent}} {{nixpkgs#dependency}}

Context

tldr-pages: common/nix why-depends

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