nix build file

default.nix

@@ -0,0 +1,48 @@
+{ pkgs ? import <nixpkgs> {},
+fetchFromGitHub ? pkgs.fetchFromGitHub,
+lib ? pkgs.lib,
+rustPlatform ? pkgs.rustPlatform,
+llvmPackages ? pkgs.llvmPackages,
+libv4l ? pkgs.libv4l,
+pkg-config ? pkgs.pkg-config,
+openssl ? pkgs.openssl,
+diffutils ? pkgs.diffutils
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "v4l-save-image";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "FliegendeWurst";
+    repo = pname;
+    # TODO: replace this with local directory
+    rev = "ff1ddc952f36e6eeb2ff3991d252cf922ae8b860";
+    sha256 = "0pz6yz4d04ilv7h28a2kcgmil84lwi04z7818h11zasqq1arxm66";
+  };
+
+  cargoSha256 = "1sc05qxs1fnwlnm16mw9481jfba1lnhnrcr9i3bm8b3q2a31lfka";
+
+  nativeBuildInputs = [
+    # TODO: Workaround for llvmPackages.bintools shadowing `diff`. Remove once
+    # buildRustPackage is fixed.
+    diffutils
+    llvmPackages.libclang
+    llvmPackages.clang
+    llvmPackages.bintools
+    pkg-config
+    libv4l
+  ];
+
+  buildInputs = [
+    libv4l
+  ];
+
+  LIBCLANG_PATH = llvmPackages.libclang + "/lib";
+
+  meta = with lib; {
+    homepage = "https://github.com/FliegendeWurst/v4l-save-image/";
+    description = "Capture one webcam image using video4linux";
+    license = licenses.gpl3;
+  };
+}