emacsPackages.gn: init 2017-09-21

pkgs/applications/editors/emacs-modes/gn/default.nix

···
+{ stdenv, fetchgit, emacs }:
+
+stdenv.mkDerivation {
+  name = "gn-mode-2017-09-21";
+  src = fetchgit {
+    url = "https://chromium.googlesource.com/chromium/src/tools/gn";
+    rev = "34f2780efb3fe14fe361ec161ad58440de5a6b36";
+    sha256 = "10cisqz3l6ny3471yi7y1z8v622lpl65zh0liqr6absvmy63g866";
+  };
+  buildInputs = [ emacs ];
+
+  buildPhase = ''
+    emacs --batch -f batch-byte-compile misc/emacs/gn-mode.el
+  '';
+
+  installPhase = ''
+    mkdir -p $out/share/emacs/site-lisp/
+    cp misc/emacs/gn-mode.el* $out/share/emacs/site-lisp/
+  '';
+}

pkgs/top-level/emacs-packages.nix

···
     inherit lib;
   };
 
+  gn = callPackage ../applications/editors/emacs-modes/gn { };
+
   shorten = melpaBuild rec {
     pname   = "shorten";
     version = circe.version;