distutils.patch

--- a/setup.py	2022-09-06 21:52:12.000000000 +0800
+++ b/setup.py	2023-05-19 11:33:15.898797500 +0800
@@ -29,26 +29,41 @@
 from distutils.file_util import copy_file
 from setuptools.dist import Distribution
 from setuptools import setup, Extension
+from nmake.prebuild import get_version
 import os
 import subprocess
 import sys
 
 
-if (
-    os.environ.get('DBUS_PYTHON_USE_AUTOTOOLS', '')
-    or sys.version_info < (3, 7)
-):
+use_autotools = False
+use_nmake = False
+
+setup_requires_base = ['setuptools', 'wheel']
+setup_requires_meson = ['meson>=0.60.0', 'ninja'] + setup_requires_base
+
+if os.environ.get('DBUS_PYTHON_USE_AUTOTOOLS', ''):
     use_autotools = True
-    setup_requires = ['setuptools', 'wheel']
+    setup_requires = setup_requires_base
+elif (os.environ.get('WindowsSdkDir', '') or os.environ.get('DISTUTILS_USE_SDK', '')) \
+    and os.environ.get('VCINSTALLDIR', ''):
+    if os.environ.get('DBUS_PYTHON_USE_MESON', ''):
+        use_nmake = False
+        setup_requires = setup_requires_meson
+    else:
+        use_nmake = True
+        setup_requires = setup_requires_base
 else:
     use_autotools = False
-    setup_requires = ['meson>=0.60.0', 'ninja', 'setuptools', 'wheel']
+    setup_requires = setup_requires_meson
 
 if os.path.exists('.version'):
     version = open('.version').read().strip()
 elif use_autotools:
     version = subprocess.check_output(['autoconf', '--trace', 'AC_INIT:$2',
         'configure.ac']).decode('utf-8').strip()
+elif use_nmake:
+    ver = get_version('.')
+    version = ver['PACKAGE_VERSION']
 else:
     with open('meson.build') as reader:
         for line in reader:
@@ -92,6 +107,31 @@
             ]
             subprocess.check_call(['make', '-C', builddir] + make_args)
             subprocess.check_call(['make', '-C', builddir, 'install'] + make_args)
+        elif use_nmake:
+            nmake_subdir = os.path.join(srcdir, 'nmake')
+            config_h_msvc = os.path.join(nmake_subdir, 'config.h.msvc')
+            config_msvc_mak = os.path.join(nmake_subdir, 'config-msvc.mak')
+            if not os.path.exists(config_h_msvc) or \
+               not os.path.exists(config_msvc_mak):
+                subprocess.check_call([
+                    'nmake', '-f', 'generate-msvc.mak',
+                    'generate-nmake-files',
+                    'PYTHON='+sys.executable,
+                ],
+                cwd=nmake_subdir)
+            if self.debug:
+                build_cfg = 'debug'
+            else:
+                build_cfg = 'release'
+            subprocess.check_call([
+                'nmake', '-f', 'Makefile.vc',
+                'CFG=' + build_cfg,
+                'PYTHON='+sys.executable,
+                'OBJDIR_BASE='+builddir,
+                'OUTDIR='+os.path.join(srcdir, self.build_lib),
+                'prep-wheel',
+                ],
+                cwd=nmake_subdir)
         else:
             subprocess.check_call(
                 [