From 3c5355496b54fa0a4ea0e22344d008528e45682c Mon Sep 17 00:00:00 2001
From: Christian Rendina <christian.rendina@gmail.com>
Date: Fri, 9 Dec 2022 12:16:15 +0100
Subject: [PATCH] gh-88267: Avoid DLL exporting functions from static builds on
 Windows(GH-99888)

---
 Include/exports.h                                    | 12 +++++++++---
 .../2022-12-08-14-00-04.gh-issue-88267.MqtRbm.rst    |  1 +
 2 files changed, 10 insertions(+), 3 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Build/2022-12-08-14-00-04.gh-issue-88267.MqtRbm.rst

diff --git a/Include/exports.h b/Include/exports.h
index fc1a5c5ead6..59373c39ff7 100644
--- a/Include/exports.h
+++ b/Include/exports.h
@@ -2,9 +2,15 @@
 #define Py_EXPORTS_H
 
 #if defined(_WIN32) || defined(__CYGWIN__)
-    #define Py_IMPORTED_SYMBOL __declspec(dllimport)
-    #define Py_EXPORTED_SYMBOL __declspec(dllexport)
-    #define Py_LOCAL_SYMBOL
+    #if defined(Py_ENABLE_SHARED)
+        #define Py_IMPORTED_SYMBOL __declspec(dllimport)
+        #define Py_EXPORTED_SYMBOL __declspec(dllexport)
+        #define Py_LOCAL_SYMBOL
+    #else
+        #define Py_IMPORTED_SYMBOL
+        #define Py_EXPORTED_SYMBOL
+        #define Py_LOCAL_SYMBOL
+    #endif
 #else
 /*
  * If we only ever used gcc >= 5, we could use __has_attribute(visibility)
diff --git a/Misc/NEWS.d/next/Build/2022-12-08-14-00-04.gh-issue-88267.MqtRbm.rst b/Misc/NEWS.d/next/Build/2022-12-08-14-00-04.gh-issue-88267.MqtRbm.rst
new file mode 100644
index 00000000000..29c3f5a1d76
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2022-12-08-14-00-04.gh-issue-88267.MqtRbm.rst
@@ -0,0 +1 @@
+Avoid exporting Python symbols in linked Windows applications when the core is built as static.