From 54fb857a492c98202561aec7196c383c65d97b4c Mon Sep 17 00:00:00 2001
From: Michael Alan Dorman <mdorman@ironicdesign.com>
Date: Sat, 25 Apr 2015 06:45:35 -0400
Subject: [PATCH] Add patch for present not yet on hackage.

---
 pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
index e1b05b0bbce..e2d404b67f5 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-7.10.x.nix
@@ -130,6 +130,10 @@ self: super: {
     url = "https://patch-diff.githubusercontent.com/raw/gwern/mueval/pull/10.patch";
     sha256 = "1gs8p89d1qsrd1qycbhf6kv4qw0sbb8m6dy106dqkmdzcjzcyq74";
   });
+  present = appendPatch super.present (pkgs.fetchpatch {
+    url = "https://github.com/chrisdone/present/commit/6a61f099bf01e2127d0c68f1abe438cd3eaa15f7.patch";
+    sha256 = "1vn3xm38v2f4lzyzkadvq322f3s2yf8c88v56wpdpzfxmvlzaqr8";
+  });
 
   # Already applied in darcs repository.
   gnuplot = appendPatch super.gnuplot ./gnuplot-fix-new-time.patch;