diff options
| -rw-r--r-- | Lib/test/test_subprocess.py | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py index f01bd1a..be9e7834 100644 --- a/Lib/test/test_subprocess.py +++ b/Lib/test/test_subprocess.py @@ -21,6 +21,8 @@ try: import ctypes except ImportError: ctypes = None +else: + import ctypes.util try: import threading @@ -2512,18 +2514,12 @@ class POSIXProcessTestCase(BaseTestCase): proc.communicate(timeout=999) mock_proc_stdin.close.assert_called_once_with() - _libc_file_extensions = { - 'Linux': 'so.6', - 'Darwin': 'dylib', - } @unittest.skipIf(not ctypes, 'ctypes module required.') - @unittest.skipIf(platform.uname()[0] not in _libc_file_extensions, - 'Test requires a libc this code can load with ctypes.') @unittest.skipIf(not sys.executable, 'Test requires sys.executable.') def test_child_terminated_in_stopped_state(self): """Test wait() behavior when waitpid returns WIFSTOPPED; issue29335.""" PTRACE_TRACEME = 0 # From glibc and MacOS (PT_TRACE_ME). - libc_name = 'libc.' + self._libc_file_extensions[platform.uname()[0]] + libc_name = ctypes.util.find_library('c') libc = ctypes.CDLL(libc_name) if not hasattr(libc, 'ptrace'): raise unittest.SkipTest('ptrace() required.') @@ -2538,10 +2534,10 @@ class POSIXProcessTestCase(BaseTestCase): raise unittest.SkipTest('ptrace() failed - unable to test.') child = subprocess.Popen( [sys.executable, '-c', """if True: - import ctypes + import ctypes, faulthandler libc = ctypes.CDLL({libc_name!r}) libc.ptrace({PTRACE_TRACEME}, 0, 0) - libc.printf(ctypes.c_char_p(0xdeadbeef)) # Crash the process. + faulthandler._sigsegv() # Crash the process. """.format(libc_name=libc_name, PTRACE_TRACEME=PTRACE_TRACEME) ]) try: |