From e5226da3636c72f1bf1db438f39bb2a2c450557b Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Thu, 18 Jul 2024 13:47:55 +0000
Subject: [PATCH] python312Packages.contourpy: fix cross compilation

---
 pkgs/development/python-modules/contourpy/default.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/development/python-modules/contourpy/default.nix b/pkgs/development/python-modules/contourpy/default.nix
index 652fbbef7207..cbec2df496df 100644
--- a/pkgs/development/python-modules/contourpy/default.nix
+++ b/pkgs/development/python-modules/contourpy/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  python,
   pythonOlder,
 
   # build
@@ -39,6 +40,12 @@ let
       hash = "sha256-Qd6FC7SgFyC/BvOPWVkr2ZfKVMVAknLlidNRq3zcWU0=";
     };
 
+    # prevent unnecessary references to the build python when cross compiling
+    postPatch = ''
+      substituteInPlace lib/contourpy/util/_build_config.py.in \
+        --replace-fail '@python_path@' "${python.interpreter}"
+    '';
+
     nativeBuildInputs = [
       meson
       meson-python