From 8f2aaf30a8c9c0a4ea6e0aee6bde71b9a591c72f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jelmer=20Vernoo=C4=B3?= <jelmer@jelmer.uk>
Date: Sun, 16 May 2021 16:47:07 +0100
Subject: [PATCH] Preserve environment.

---
 ognibuild/buildsystem.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ognibuild/buildsystem.py b/ognibuild/buildsystem.py
index 8fc6c69..08ac13c 100644
--- a/ognibuild/buildsystem.py
+++ b/ognibuild/buildsystem.py
@@ -463,7 +463,8 @@ class SetupPy(BuildSystem):
         if interpreter is None:
             interpreter = self.DEFAULT_PYTHON
         argv = [interpreter, "./setup.py"] + args
-        env = {}
+        # TODO(jelmer): Perhaps this should be additive?
+        env = dict(os.environ)
         # Inherit SETUPTOOLS_SCM_PRETEND_VERSION from the current environment
         if "SETUPTOOLS_SCM_PRETEND_VERSION" in os.environ:
             env["SETUPTOOLS_SCM_PRETEND_VERSION"] = os.environ[