From c6e4e1dbdffd5d2068ff182608e29a9055ab4188 Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Sun, 3 Mar 2019 13:24:43 +0100
Subject: [PATCH] python.pkgs.rpy2: fix strictDeps fallout

See https://github.com/NixOS/nixpkgs/pull/54182 and
https://github.com/NixOS/nixpkgs/pull/55757.
---
 pkgs/development/python-modules/rpy2/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/python-modules/rpy2/default.nix b/pkgs/development/python-modules/rpy2/default.nix
index 7ff5b0343ea..1b4ab4d40db 100644
--- a/pkgs/development/python-modules/rpy2/default.nix
+++ b/pkgs/development/python-modules/rpy2/default.nix
@@ -58,6 +58,10 @@ buildPythonPackage rec {
       tidyr
     ]) ++ extraRPackages ++ rWrapper.recommendedPackages;
 
+    nativeBuildInputs = [
+      R # needed at setup time to detect R_HOME (alternatively set R_HOME explicitly)
+    ];
+
     patches = [
       # R_LIBS_SITE is used by the nix r package to point to the installed R libraries.
       # This patch sets R_LIBS_SITE when rpy2 is imported.