add struct2json

pkgs/s/struct2json/package.nix

@@ -0,0 +1,37 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  cmake,
+  pkgs,
+}:
+
+let
+  meta =  with lib; {
+    description = "convert c struct to json";
+    homepage = "https://github.com/armink/struct2json";
+    license = lib.licenses.mit;
+    platforms = lib.platforms.unix;
+  };
+  pname = "struct2json";
+  version = "1.0.0";
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = pname;
+  version = version;
+                 
+  src = fetchFromGitHub {
+    owner = "shen390s";
+    repo = "struct2json";
+    rev = "master";
+    hash = "sha256-2J3JFrUc0FSX5U+vmyc5Ccmb7ONqiRprZj+QoRtwius=";
+  };
+
+  nativeBuildInputs = [
+    pkgs.meson
+    pkgs.ninja
+    pkgs.pkgconf
+  ];
+
+  inherit meta;
+})