1 files changed, 41 insertions, 0 deletions
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..2053d70
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,41 @@
+{
+  description = "jp3's dmenu";
+
+  outputs = { self, nixpkgs }:
+    let
+      system = "x86_64-linux";
+
+      overlay = final: prev: {
+        dmenu = prev.dmenu.overrideAttrs (old: {
+          version = "5.2";
+          src = builtins.path { path = ./.; name = "dmenu"; };
+        });
+      };
+
+      dmenu = (
+        import nixpkgs {
+          inherit system;
+          overlays = [ overlay ];
+        }
+      ).dmenu;
+    in
+    {
+      overlays.default = overlay;
+
+      packages.${system}.default = dmenu;
+
+      checks.${system} = {
+        build = dmenu;
+
+        version = nixpkgs.legacyPackages.${system}.runCommand "version-check" { } ''
+          dmenu_version="$(${dmenu}/bin/dmenu -v)"
+
+          echo "package version: ${dmenu.name}"
+          echo "dmenu version:   $dmenu_version"
+
+          [[ "${dmenu.name}" == "$dmenu_version" ]]
+          touch ${placeholder "out"}
+        '';
+      };
+    };
+}