From 4b6291b362ed69a99ea1817b185ec412ae265a4b Mon Sep 17 00:00:00 2001
From: Yuriy Taraday <yorik.sar@gmail.com>
Date: Mon, 21 Feb 2022 17:37:20 +0400
Subject: [PATCH] Add bash to #! line for python wrapper in nixpkgs

Replicate NixOS/nixpkgs#93757 for Bazel generated script.

Fixes #186
---
 nixpkgs/nixpkgs.bzl | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nixpkgs/nixpkgs.bzl b/nixpkgs/nixpkgs.bzl
index 061170e6..a96edd91 100644
--- a/nixpkgs/nixpkgs.bzl
+++ b/nixpkgs/nixpkgs.bzl
@@ -1054,7 +1054,9 @@ _nixpkgs_python_toolchain = repository_rule(
 
 def _python_nix_file_content(attribute_path, bin_path, version):
     if versions.is_at_least("4.2.0", versions.get()):
-        stub_shebang = """stub_shebang = "#!${{{attribute_path}}}/{bin_path}",""".format(
+        # Include bash path to the shebang to avoid problems on macOS
+        # see https://github.com/NixOS/nixpkgs/pull/93757
+        stub_shebang = """stub_shebang = "#!${{({attribute_path}).stdenv.shell}} ${{{attribute_path}}}/{bin_path}",""".format(
             attribute_path = attribute_path,
             bin_path = bin_path,
         )