Merge pull request #7175 from radarhere/cygwin

Fixed finding dependencies on Cygwin

Author: radarhere

.github/workflows/test-cygwin.yml

@@ -104,7 +104,7 @@ jobs:
       - name: Build
         shell: bash.exe -eo pipefail -o igncr "{0}"
         run: |
-          SETUPTOOLS_USE_DISTUTILS=stdlib .ci/build.sh
+          .ci/build.sh
 
       - name: Test
         run: |

setup.py

@@ -515,6 +515,7 @@ def build_extensions(self):
 
         elif sys.platform == "cygwin":
             # pythonX.Y.dll.a is in the /usr/lib/pythonX.Y/config directory
+            self.compiler.shared_lib_extension = ".dll.a"
             _add_directory(
                 library_dirs,
                 os.path.join(