From cc6cbfde3ad82f115f2910d7fc5317d0375e733f Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Sun, 13 May 2018 10:53:09 -0400
Subject: [PATCH] haskell-generic-builder: Add extra framework dirs

Just like with the other `--extra-*` flags, cc/ld-wrapper already handles
this, but we need to make Cabal aware so that the haskell builds have
the correct metadata.
---
 pkgs/development/haskell-modules/generic-builder.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/haskell-modules/generic-builder.nix b/pkgs/development/haskell-modules/generic-builder.nix
index 01e2eef58cba2..2ae00b05fa3c0 100644
--- a/pkgs/development/haskell-modules/generic-builder.nix
+++ b/pkgs/development/haskell-modules/generic-builder.nix
@@ -242,6 +242,9 @@ stdenv.mkDerivation ({
       if [ -d "$p/lib" ]; then
         configureFlags+=" --extra-lib-dirs=$p/lib"
       fi
+      if [[ -d "$p/Library/Frameworks" ]]; then
+        configureFlags+=" --extra-framework-dirs=$p/Library/Frameworks"
+      fi
     done
   '' + (optionalString stdenv.isDarwin ''
     # Work around a limit in the macOS Sierra linker on the number of paths