From b75a20420b72fa7bb433c3722377c7212dbb9b2e Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Sun, 26 Jun 2022 20:09:01 +0200
Subject: [PATCH] sphinx_offline: init

---
 pkgs/top-level/all-packages.nix | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 45a89043efa6..40650b3d148a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20864,6 +20864,23 @@ with pkgs;
 
   sphinx = with python3Packages; toPythonApplication sphinx;
 
+  # A variation of sphinx that is only suitable for offline use as it excludes
+  # pyopenssl, which is broken on aarch64-darwin.
+  # https://github.com/NixOS/nixpkgs/issues/175875
+  sphinx_offline =
+    if !(stdenv.buildPlatform.isDarwin && stdenv.buildPlatform.isAarch64)
+    then sphinx
+    else
+      sphinx.override (o: {
+        requests = pkgsBuildTarget.python3Packages.requests.override (o: {
+          urllib3 = pkgsBuildTarget.python3Packages.urllib3.overrideAttrs (o: {
+            # urllib3 adds the optional pyopenssl to propagatedBuildInputs
+            # pkgs/development/python-modules/urllib3/default.nix
+            propagatedBuildInputs = [];
+          });
+        });
+      });
+
   sphinx-autobuild = with python3Packages; toPythonApplication sphinx-autobuild;
 
   sphinx-serve = with python3Packages; toPythonApplication sphinx-serve;