From 3205d164c62cc52c904d3d1937cc97055c82ec13 Mon Sep 17 00:00:00 2001
From: Ben Ford <ben@perurbis.com>
Date: Fri, 8 Sep 2017 12:31:02 +0100
Subject: [PATCH] Fix hw-kafka-client haskell package

---
 pkgs/development/haskell-modules/configuration-nix.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index 36f5f28f2f8..50005c06f7d 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -105,6 +105,11 @@ self: super: builtins.intersectAttrs super {
     configureFlags =  "--extra-include-dirs=${pkgs.rdkafka}/include/librdkafka";
   });
 
+  hw-kafka-client = overrideCabal super.hw-kafka-client (drv: {
+    preConfigure = "sed -i -e /extra-lib-dirs/d -e /include-dirs/d -e /librdkafka/d hw-kafka-client.cabal";
+    configureFlags =  "--extra-include-dirs=${pkgs.rdkafka}/include/librdkafka";
+  });
+
   # Foreign dependency name clashes with another Haskell package.
   libarchive-conduit = super.libarchive-conduit.override { archive = pkgs.libarchive; };