- Issue #16754: Fix the incorrect shared library extension on linux. Introduce

  two makefile macros SHLIB_SUFFIX and EXT_SUFFIX. SO now has the value of
  SHLIB_SUFFIX again (as in 2.x and 3.1). The SO macro is removed in 3.4.

1 files changed, 3 insertions, 3 deletions

diff --git a/Lib/distutils/command/build_ext.py b/Lib/distutils/command/build_ext.py
index b1d951e6f8..1ad0d5ff58 100644
--- a/Lib/distutils/command/build_ext.py
+++ b/Lib/distutils/command/build_ext.py
@@ -677,10 +677,10 @@ class build_ext(Command):
         if os.name == "os2":
             ext_path[len(ext_path) - 1] = ext_path[len(ext_path) - 1][:8]
         # extensions in debug_mode are named 'module_d.pyd' under windows
-        so_ext = get_config_var('SO')
+        ext_suffix = get_config_var('EXT_SUFFIX')
         if os.name == 'nt' and self.debug:
-            return os.path.join(*ext_path) + '_d' + so_ext
-        return os.path.join(*ext_path) + so_ext
+            return os.path.join(*ext_path) + '_d' + ext_suffix
+        return os.path.join(*ext_path) + ext_suffix
 
     def get_export_symbols(self, ext):
         """Return the list of symbols that a shared extension has to