new package: es

pkgs/shells/es/default.nix

@@ -0,0 +1,45 @@
+{ stdenv, fetchgit, readline, yacc, autoconf, automake, libtool }:
+
+let
+  version = "git-2015-04-11";
+in
+stdenv.mkDerivation {
+
+  name = "es-${version}";
+
+  src = fetchgit {
+    url = "git://github.com/wryun/es-shell";
+    rev = "fdf29d5296ce3a0ef96d2b5952cff07878753975";
+    sha256 = "1hj0g8r59ry9l50h4gdal38nf8lvb3cgl6c9bx5aabkw5i778dfk";
+  };
+
+  buildInputs = [ readline yacc libtool autoconf automake ];
+
+  preConfigure =
+    ''
+      aclocal
+      autoconf
+      libtoolize -qi
+    '';
+
+  configureFlags="--with-readline --prefix=$(out) --bindir=$(out)/bin --mandir=$(out)/man";
+
+  preInstall = ''
+    mkdir -p $out/{bin,man}
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Es is an extensible shell";
+    longDescription =
+      ''
+        Es is an extensible shell. The language was derived
+        from the Plan 9 shell, rc, and was influenced by
+        functional programming languages, such as Scheme,
+        and the Tcl embeddable programming language.
+      '';
+    homepage = http://wryun.github.io/es-shell/;
+    license = licenses.publicDomain;
+    maintainers = [ maintainers.sjmackenzie ];
+    platforms = platforms.all;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -3263,6 +3263,8 @@ let
 
   dash = callPackage ../shells/dash { };
 
+  es = callPackage ../shells/es { };
+
   fish = callPackage ../shells/fish {
     python = python27Full;
   };