Merge pull request #299578 from ConnorBaker/fix/treewide-cuda-reformat-nixfmt-rfc-style-2024-03-01

# systemd: break too long lines of Nix code

67643f8ec84bef1482204709073e417c9f07eb87

# {pkgs/development/cuda-modules,pkgs/test/cuda,pkgs/top-level/cuda-packages.nix}: reformat all CUDA files with nixfmt-rfc-style 2023-03-01

802a1b4d3338f24cbc4efd704616654456d75a94

# This file was copied mostly from check-maintainers-sorted.yaml.

# NOTE: Formatting with the RFC-style nixfmt command is not yet stable. See

# https://github.com/NixOS/rfcs/pull/166.

# Because of this, this action is not yet enabled for all files -- only for

# those who have opted in.

name: Check that Nix files are formatted

on:

  pull_request_target:

permissions:

  contents: read

jobs:

  nixos:

    runs-on: ubuntu-latest

    if: github.repository_owner == 'NixOS'

    steps:

      - uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633 # v4.1.2

        with:

          # pull_request_target checks out the base branch by default

          ref: refs/pull/${{ github.event.pull_request.number }}/merge

      - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26

        with:

          # explicitly enable sandbox

          extra_nix_config: sandbox = true

      - name: Install nixfmt

        run: nix-env -f default.nix -iAP nixfmt-rfc-style

      - name: Check that Nix files are formatted according to the RFC style

        # Each environment variable beginning with NIX_FMT_PATHS_ is a list of

        # paths to check with nixfmt.

        env:

          # Format paths related to the Nixpkgs CUDA ecosystem.

          NIX_FMT_PATHS_CUDA: |

            pkgs/development/cuda-modules

            pkgs/test/cuda

            pkgs/top-level/cuda-packages.nix

        # Iterate over all environment variables beginning with NIX_FMT_PATHS_.

        run: |

          for env_var in "${!NIX_FMT_PATHS_@}"; do

            readarray -t paths <<< "${!env_var}"

            if [[ "${paths[*]}" == "" ]]; then

              echo "Error: $env_var is empty."

              exit 1

            fi

            echo "Checking paths: ${paths[@]}"

            if ! nixfmt --check "${paths[@]}"; then

              echo "Error: nixfmt failed."

              exit 1

            fi

          done

  assertCondition = true;

in

  /* TODO: Consider testing whether we in fact use the newer libstdc++ */

# TODO: Consider testing whether we in fact use the newer libstdc++

lib.extendDerivation assertCondition passthruExtra cudaStdenv

let

  inherit (lib) lists strings;

in

backendStdenv.mkDerivation (

  finalAttrs: {

backendStdenv.mkDerivation (finalAttrs: {

  strictDeps = true;

  pname = "cuda-samples";

    license = lib.licenses.bsd3;

    maintainers = with lib.maintainers; [ obsidian-systems-maintenance ] ++ lib.teams.cuda.members;

  };

  }

)

})

            featureRelease

            ;

        }).overrideAttrs

          (

            prevAttrs: {

          (prevAttrs: {

            # Add the package-specific license.

            meta = prevAttrs.meta // {

              license =

                in

                lib.licenses.nvidiaCudaRedist // { inherit url; };

            };

            }

          );

          });

    in

    drv;