From 164c81be8467e0935782d4110946c0a73ae10694 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 9 Jun 2014 10:31:29 +0200
Subject: [PATCH] haskell-hscolour: define the bootstap version of this package
 using 'extension' rather than by passing an additional parameter to it

---
 pkgs/development/tools/haskell/hscolour/default.nix | 3 +--
 pkgs/top-level/haskell-packages.nix                 | 6 +++++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/tools/haskell/hscolour/default.nix b/pkgs/development/tools/haskell/hscolour/default.nix
index 88c4545ff6d9..d8bc08b4b33c 100644
--- a/pkgs/development/tools/haskell/hscolour/default.nix
+++ b/pkgs/development/tools/haskell/hscolour/default.nix
@@ -1,4 +1,4 @@
-{ cabal, hyperlinkSource ? true }:
+{ cabal }:
 
 cabal.mkDerivation (self: {
   pname = "hscolour";
@@ -6,7 +6,6 @@ cabal.mkDerivation (self: {
   sha256 = "15ix93sw4p7g5ln2halcgqppdc0i0vmkzcjzxvqzkk9yp9pq3nrs";
   isLibrary = true;
   isExecutable = true;
-  hyperlinkSource = hyperlinkSource;
   meta = {
     homepage = "http://code.haskell.org/~malcolm/hscolour/";
     description = "Colourise Haskell code";
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 9d6fb9080178..f083490ddc6e 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2641,7 +2641,11 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
   hlint = callPackage ../development/tools/haskell/hlint {};
 
   hscolour = callPackage ../development/tools/haskell/hscolour {};
-  hscolourBootstrap = self.hscolour.override { hyperlinkSource = false; };
+  hscolourBootstrap = self.hscolour.override {
+    cabal = self.cabal.override {
+      extension = self : super : { hyperlinkSource = false; };
+    };
+  };
 
   hslogger = callPackage ../development/tools/haskell/hslogger {};