From f09045ae628e2e13184e03dda9a5ca40589a8559 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Fri, 22 Dec 2023 05:36:47 +0200
Subject: [PATCH] Normalize static/dynamic link macros and avoid redefinition
 warnings

---
 include/boost/python/detail/config.hpp | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/include/boost/python/detail/config.hpp b/include/boost/python/detail/config.hpp
index 8dce9b742e..e2ac827040 100644
--- a/include/boost/python/detail/config.hpp
+++ b/include/boost/python/detail/config.hpp
@@ -57,9 +57,15 @@
  ****************************************************************************/
 
 // backwards compatibility:
-#ifdef BOOST_PYTHON_STATIC_LIB
-#  define BOOST_PYTHON_STATIC_LINK
-# elif !defined(BOOST_PYTHON_DYNAMIC_LIB)
+#if defined(BOOST_PYTHON_STATIC_LINK) && !defined(BOOST_PYTHON_STATIC_LIB)
+#  define BOOST_PYTHON_STATIC_LIB
+#endif
+
+#if defined(BOOST_PYTHON_DYNAMIC_LINK) && !defined(BOOST_PYTHON_DYNAMIC_LIB)
+#  define BOOST_PYTHON_DYNAMIC_LIB
+#endif
+
+#if !defined(BOOST_PYTHON_STATIC_LIB) && !defined(BOOST_PYTHON_DYNAMIC_LIB)
 #  define BOOST_PYTHON_DYNAMIC_LIB
 #endif