From 28c0cd5b1731d0d586c15cab88fd9ba309a77f0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sandro=20J=C3=A4ckel?= <sandro.jaeckel@gmail.com>
Date: Tue, 18 Jul 2023 15:44:56 +0200
Subject: [PATCH] cpython: remove broken include/python3.X/python3.Xm symlink

The m flag was removed in Python 3.8:
https://docs.python.org/3/whatsnew/3.8.html#build-and-c-api-changes

Co-authored-by: Anders Kaseorg <26471+andersk@users.noreply.github.com>
---
 pkgs/development/interpreters/python/cpython/default.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/interpreters/python/cpython/default.nix b/pkgs/development/interpreters/python/cpython/default.nix
index a491c6c1d619..07fdb03a72be 100644
--- a/pkgs/development/interpreters/python/cpython/default.nix
+++ b/pkgs/development/interpreters/python/cpython/default.nix
@@ -429,8 +429,6 @@ in with passthru; stdenv.mkDerivation {
     done
     touch $out/lib/${libPrefix}/test/__init__.py
 
-    ln -s "$out/include/${executable}m" "$out/include/${executable}"
-
     # Determinism: Windows installers were not deterministic.
     # We're also not interested in building Windows installers.
     find "$out" -name 'wininst*.exe' | xargs -r rm -f
@@ -458,6 +456,9 @@ in with passthru; stdenv.mkDerivation {
     # This allows build Python to import host Python's sysconfigdata
     mkdir -p "$out/${sitePackages}"
     ln -s "$out/lib/${libPrefix}/"_sysconfigdata*.py "$out/${sitePackages}/"
+    '' + lib.optionalString (pythonOlder "3.8") ''
+    # This is gone in Python >= 3.8
+    ln -s "$out/include/${executable}m" "$out/include/${executable}"
     '' + optionalString stripConfig ''
     rm -R $out/bin/python*-config $out/lib/python*/config-*
     '' + optionalString stripIdlelib ''