From 82a80bf760ededfcd18eff460a065111e7488c67 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Thu, 7 Apr 2022 18:48:48 +0200
Subject: [PATCH] add pyproject.toml, fix sys.path, fixes #6466

setup.py: add parent to sys.path

When using pyproject.toml the parent of setup.py is not on sys.path by default.

See <pypa/setuptools#3134>.
---
 pyproject.toml | 3 +++
 setup.py       | 1 +
 2 files changed, 4 insertions(+)
 create mode 100644 pyproject.toml

diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 000000000..bf25a1028
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,3 @@
+[build-system]
+requires = ["setuptools", "pkgconfig", "Cython"]
+build-backend = "setuptools.build_meta"
diff --git a/setup.py b/setup.py
index 3f6ba7f9c..84b806b47 100644
--- a/setup.py
+++ b/setup.py
@@ -19,6 +19,7 @@
 except ImportError:
     cythonize = None
 
+sys.path += [os.path.dirname(__file__)]
 import setup_checksums
 import setup_compress
 import setup_crypto