From 91dd802de682f17089f995dfb146516b23d0b36e Mon Sep 17 00:00:00 2001
From: rdb <git@rdb.name>
Date: Wed, 29 Jun 2022 16:07:48 +0200
Subject: [PATCH] dist: Include `_sysconfigdata` module properly

Fixes #1326
---
 direct/src/dist/FreezeTool.py | 12 ++++++++++++
 makepanda/makewheel.py        | 15 +++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/direct/src/dist/FreezeTool.py b/direct/src/dist/FreezeTool.py
index 1e5554afa9..6c9d382a5d 100644
--- a/direct/src/dist/FreezeTool.py
+++ b/direct/src/dist/FreezeTool.py
@@ -1215,6 +1215,18 @@ class Freezer:
                 else:
                     self.__loadModule(self.ModuleDef(modname, implicit = True))
 
+        # Special case for sysconfig, which depends on a platform-specific
+        # sysconfigdata module on POSIX systems.
+        if 'sysconfig' in self.mf.modules:
+            if sys.version_info >= (3, 6):
+                if 'linux' in self.platform:
+                    arch = self.platform.split('_', 1)[1]
+                    self.__loadModule(self.ModuleDef('_sysconfigdata__linux_' + arch + '-linux-gnu', implicit=True))
+                elif 'mac' in self.platform:
+                    self.__loadModule(self.ModuleDef('_sysconfigdata__darwin_darwin', implicit=True))
+            elif 'linux' in self.platform or 'mac' in self.platform:
+                self.__loadModule(self.ModuleDef('_sysconfigdata', implicit=True))
+
         # Now, any new modules we found get added to the export list.
         for origName in list(self.mf.modules.keys()):
             if origName not in origToNewName:
diff --git a/makepanda/makewheel.py b/makepanda/makewheel.py
index 2e1b18ec45..fbcace6b56 100644
--- a/makepanda/makewheel.py
+++ b/makepanda/makewheel.py
@@ -687,6 +687,21 @@ __version__ = '{0}'
 
             whl.write_file(target_path, source_path)
 
+    # Include the special sysconfigdata module.
+    if os.name == 'posix':
+        import sysconfig
+
+        if hasattr(sysconfig, '_get_sysconfigdata_name'):
+            modname = sysconfig._get_sysconfigdata_name() + '.py'
+        else:
+            modname = '_sysconfigdata.py'
+
+        for entry in sys.path:
+            source_path = os.path.join(entry, modname)
+            if os.path.isfile(source_path):
+                whl.write_file('deploy_libs/' + modname, source_path)
+                break
+
     # Add plug-ins.
     for lib in PLUGIN_LIBS:
         plugin_name = 'lib' + lib