diff options
| -rw-r--r-- | Lib/test/support/__init__.py | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py index b75dbd214f..3d287a98ac 100644 --- a/Lib/test/support/__init__.py +++ b/Lib/test/support/__init__.py @@ -3383,7 +3383,7 @@ def skip_if_broken_multiprocessing_synchronize(): """ Skip tests if the multiprocessing.synchronize module is missing, if there is no available semaphore implementation, or if creating a lock raises an - OSError. + OSError (on Linux only). """ # Skip tests if the _multiprocessing extension is missing. @@ -3393,10 +3393,11 @@ def skip_if_broken_multiprocessing_synchronize(): # multiprocessing.synchronize requires _multiprocessing.SemLock. synchronize = import_module('multiprocessing.synchronize') - try: - # bpo-38377: On Linux, creating a semaphore is the current user - # does not have the permission to create a file in /dev/shm. - # Create a semaphore to check permissions. - synchronize.Lock(ctx=None) - except OSError as exc: - raise unittest.SkipTest(f"broken multiprocessing SemLock: {exc!r}") + if sys.platform == "linux": + try: + # bpo-38377: On Linux, creating a semaphore fails with OSError + # if the current user does not have the permission to create + # a file in /dev/shm/ directory. + synchronize.Lock(ctx=None) + except OSError as exc: + raise unittest.SkipTest(f"broken multiprocessing SemLock: {exc!r}") |