Add oils-for-unix package

Author: Albin Vass

.gitignore

@@ -0,0 +1 @@
+result

flake.nix

@@ -70,6 +70,7 @@
       devShells.x86_64-linux.default = pkgs.mkShell {
         buildInputs = [ inputs.attic.packages.x86_64-linux.attic-client ];
       };
+      packages.x86_64-linux = import ./packages.nix { inherit inputs pkgs; };
       formatter.x86_64-linux = pkgs.nixfmt-rfc-style;
       nixosConfigurations = self.lib.importHosts ./hosts {
         inherit inputs;

overlay.nix

@@ -1 +1 @@
-{ pkgs, inputs }: (self: super: pkgs.callPackage ./packages.nix { inherit inputs; })
+{ pkgs, inputs }: (self: super: import ./packages.nix { inherit inputs  pkgs; })

packages.nix

@@ -1,3 +1,27 @@
 { pkgs, inputs }:
 {
+  git-toprepo = inputs.git-toprepo.packages.${pkgs.system}.git-toprepo;
+  oils-for-unix = let
+    pname = "oils-for-unix";
+    version = "0.33.0";
+  in pkgs.stdenv.mkDerivation {
+      inherit pname version;
+      src = builtins.fetchTarball {
+        url = "https://oils.pub/download/oils-for-unix-${version}.tar.gz";
+        sha256 = "sha256:0y4pg6sz5dzyvhvx490yhbxi7603dhjmsxjqrqram7iax8xvpvfa";
+      };
+
+      buildInputs = with pkgs; [
+        readline
+      ];
+
+      buildPhase = ''
+        _build/oils.sh
+      '';
+
+      installPhase = ''
+        mkdir -p $out
+        ./install
+      '';
+  };
 }