Initial commit

.github/workflows/ci.yml

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+name: CI
+
+on: [push, pull_request]
+
+jobs:
+ build:
+ runs-on: ubuntu-latest
+ steps:
+ - uses: actions/checkout@v3
+ - uses: cachix/install-nix-action@v22
+ with:
+ nix_path: nixpkgs=channel:nixos-unstable
+ - name: Build
+ run: nix build
+ - name: Read a symlink
+ run: echo "UPLOAD_PATH=$(readlink -f result)" >> $GITHUB_ENV
+ - uses: actions/upload-artifact@v3
+ with:
+ name: result
+ path: ${{ env.UPLOAD_PATH }}

.gitignore

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+/result

flake.nix

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+{
+ description = "A flake for building SUNDIALS for Flint";
+
+ inputs.nixpkgs.url = github:NixOS/nixpkgs/nixos-23.05;
+
+ inputs.sundials = {
+ url = github:LLNL/sundials/v2.7.0;
+ flake = false;
+ };
+
+ outputs = { self, nixpkgs, sundials }: let
+
+ allSystems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+
+ forAllSystems = f: nixpkgs.lib.genAttrs allSystems (system: f (import nixpkgs { inherit system; }));
+
+ in {
+
+ packages = forAllSystems (pkgs: with pkgs; let
+
+ flint-sundials = stdenv.mkDerivation {
+ pname = "flint-sundials";
+ version = "2.7.0";
+ nativeBuildInputs = [ cmake python3 ];
+ src = sundials;
+ # doCheck = true;
+ };
+
+ in {
+
+ default = flint-sundials;
+
+ });
+ };
+}