Integrate ghcjs

Use nixpkgs.haskellPackages_ghcjs to build packages with ghcjs.

pkgs/development/tools/misc/cpphs/default.nix

@@ -1,6 +1,4 @@
-# This file was auto-generated by cabal2nix. Please do NOT edit manually!
-
-{ cabal, polyparse }:
+{ cabal, polyparse, oldTime }:
 
 cabal.mkDerivation (self: {
   pname = "cpphs";
@@ -8,11 +6,12 @@ cabal.mkDerivation (self: {
   sha256 = "0bqfz0wkfnxvv711fgmhmh6rbwffgna1pfqbj7whb6crqji9w7g7";
   isLibrary = true;
   isExecutable = true;
-  buildDepends = [ polyparse ];
+  buildDepends = [ oldTime polyparse ];
   meta = {
     homepage = "http://projects.haskell.org/cpphs/";
     description = "A liberalised re-implementation of cpp, the C pre-processor";
     license = "LGPL";
     platforms = self.ghc.meta.platforms;
+    maintainers = [ self.stdenv.lib.maintainers.andres ];
   };
 })