From 585092f686f82316911641c9eeecd3843e9031f0 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Thu, 10 Aug 2017 14:02:12 +0200
Subject: haskell overlay: only override packages

Fixes a regression introduced by a4c61396ed53bb640b8b557d80b3b283264ccd1a.
---
 krebs/5pkgs/haskell/default.nix | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'krebs/5pkgs/haskell')

diff --git a/krebs/5pkgs/haskell/default.nix b/krebs/5pkgs/haskell/default.nix
index 64c5f9257..7cdf65ea5 100644
--- a/krebs/5pkgs/haskell/default.nix
+++ b/krebs/5pkgs/haskell/default.nix
@@ -11,9 +11,13 @@ let
 in
 self: super:
 {
-  haskell.packages = mapAttrs (_: pkgs: pkgs.override {
-    inherit overrides;
-  }) super.haskell.packages;
+  haskell = super.haskell // {
+    packages = mapAttrs (name: value:
+      if hasAttr "override" value
+        then value.override { inherit overrides; }
+        else value
+    ) super.haskell.packages;
+  };
   haskellPackages = super.haskellPackages.override {
     inherit overrides;
   };
-- 
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