package with npins and nix

- npins pins nixpkgs-unstable
- nix/package.nix: rustPlatform.buildRustPackage with pkg-config,
  glib, cairo, pango and harfbuzz
- default.nix exposes packages.default
- ignore nix-build result symlink

1 files changed, 36 insertions, 0 deletions

diff --git a/nix/package.nix b/nix/package.nix
new file mode 100644
index 0000000..a9eace2
--- /dev/null
+++ b/nix/package.nix
@@ -0,0 +1,36 @@
+{
+  lib,
+  rustPlatform,
+  pkg-config,
+  glib,
+  cairo,
+  pango,
+  harfbuzz,
+}:
+
+let
+  cargoToml = builtins.fromTOML (builtins.readFile ../Cargo.toml);
+in
+rustPlatform.buildRustPackage {
+  pname = cargoToml.package.name;
+  version = cargoToml.package.version;
+
+  src = ../.;
+
+  cargoLock.lockFile = ../Cargo.lock;
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [
+    glib
+    cairo
+    pango
+    harfbuzz
+  ];
+
+  meta = {
+    description = cargoToml.package.description;
+    homepage = cargoToml.package.repository;
+    license = lib.licenses.gpl3Only;
+    mainProgram = "i3bar-river";
+  };
+}