emacs: add gh (github) package

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

@@ -0,0 +1,31 @@
+{ stdenv, fetchgit, emacs, pcache, logito }:
+
+stdenv.mkDerivation rec {
+  name = "gh-0.5.3";
+
+  src = fetchgit {
+    url = "https://github.com/sigma/gh.el.git";
+    rev = "v0.5.3";
+    sha256 = "efa231e0091e8c7785385149dc97b2d8dc24aba65f4b0974b8ed7f62b7596ad3";
+  };
+
+  buildInputs = [ emacs ];
+  propagatedUserEnvPkgs = [ pcache logito ];
+
+  patchPhase = ''
+    sed -i Makefile \
+      -e "s|^ *EFLAGS *=|& -L ${pcache}/share/emacs/site-lisp -L ${logito}/share/emacs/site-lisp --eval '(setq user-emacs-directory \"./\")'|" \
+      -e "s|/usr/local|$out|" \
+      -e "s|/site-lisp/\$(PKGNAME)|/site-lisp|"
+  '';
+
+  buildPhase = "make lisp";
+
+  meta = {
+    description = "A (very early) GitHub client library for Emacs";
+    homepage = https://github.com/sigma/gh.el;
+    license = "GPLv2+";
+
+    platforms = stdenv.lib.platforms.all;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -6669,6 +6669,8 @@ let
 
     emms = callPackage ../applications/editors/emacs-modes/emms { };
 
+    gh = callPackage ../applications/editors/emacs-modes/gh { };
+
     jdee = callPackage ../applications/editors/emacs-modes/jdee {
       # Requires Emacs 23, for `avl-tree'.
     };