1 files changed, 27 insertions, 25 deletions
diff --git a/pkgs/development/python-modules/m2crypto/default.nix b/pkgs/development/python-modules/m2crypto/default.nix
index ae2e7b87ded1e..8b87fc606c98e 100644
--- a/pkgs/development/python-modules/m2crypto/default.nix
+++ b/pkgs/development/python-modules/m2crypto/default.nix
@@ -1,18 +1,19 @@
-{ lib
-, stdenv
-, buildPythonPackage
-, fetchPypi
-, openssl
-, parameterized
-, pytestCheckHook
-, pythonOlder
-, swig2
+{
+  lib,
+  stdenv,
+  buildPythonPackage,
+  fetchPypi,
+  openssl,
+  pytestCheckHook,
+  pythonOlder,
+  setuptools,
+  swig,
 }:
 
 buildPythonPackage rec {
   pname = "m2crypto";
   version = "0.41.0";
-  format = "setuptools";
+  pyproject = true;
 
   disabled = pythonOlder "3.7";
 
@@ -22,28 +23,29 @@ buildPythonPackage rec {
     hash = "sha256-OhNYx+6EkEbZF4Knd/F4a/AnocHVG1+vjxlDW/w/FJU=";
   };
 
-  nativeBuildInputs = [
-    swig2
-    openssl
-  ];
+  build-system = [ setuptools ];
 
-  buildInputs = [
-    openssl
-    parameterized
-  ];
+  nativeBuildInputs = [ swig ];
 
-  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.isDarwin (toString [
-    "-Wno-error=implicit-function-declaration"
-    "-Wno-error=incompatible-pointer-types"
-  ]);
+  buildInputs = [ openssl ];
+
+  env =
+    {
+      NIX_CFLAGS_COMPILE = lib.optionalString stdenv.isDarwin (toString [
+        "-Wno-error=implicit-function-declaration"
+        "-Wno-error=incompatible-pointer-types"
+      ]);
+    }
+    // lib.optionalAttrs (stdenv.hostPlatform != stdenv.buildPlatform) {
+      CPP = "${stdenv.cc.targetPrefix}cpp";
+    };
 
   nativeCheckInputs = [
     pytestCheckHook
+    openssl
   ];
 
-  pythonImportsCheck = [
-    "M2Crypto"
-  ];
+  pythonImportsCheck = [ "M2Crypto" ];
 
   meta = with lib; {
     description = "A Python crypto and SSL toolkit";