From 94df35da1fdfd9ded4c902e7be595df674fb1b72 Mon Sep 17 00:00:00 2001
From: Jan Malakhovski <oxij@oxij.org>
Date: Tue, 24 Mar 2015 22:54:31 +0000
Subject: [PATCH] emacs: ghc-mod: add the binary to user environment

This is the correct way to do it, because users will expect to see the same
ghc-mod both in emacs and in shell.
---
 pkgs/top-level/emacs-packages.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/top-level/emacs-packages.nix b/pkgs/top-level/emacs-packages.nix
index a5a087e16add..4b23992d12a1 100644
--- a/pkgs/top-level/emacs-packages.nix
+++ b/pkgs/top-level/emacs-packages.nix
@@ -454,6 +454,7 @@ let self = _self // overrides;
     pname = "ghc";
     version = external.ghc-mod.version;
     src = external.ghc-mod.src;
+    propagatedUserEnvPkgs = [ external.ghc-mod ];
     fileSpecs = [ "elisp/*.el" ];
     meta = { license = bsd3; };
   };