def test_masked(self):
oldmask = signal_mask.mask_all()
TestSignalMask.signal_received = False
os.kill(0, signal.SIGUSR1)
self.assertFalse(TestSignalMask.signal_received)
signal_mask.unmask_all(oldmask)
def Popen(args, **kwargs):
orig_preexec_fn = kwargs.get('preexec_fn')
oldmask = signal_mask.mask_all()
def preexec_fn():
if orig_preexec_fn:
orig_preexec_fn()
signal_mask.reset_all()
signal_mask.unmask_all(oldmask)
kwargs['preexec_fn'] = preexec_fn
try:
return orig_Popen(args, **kwargs)
finally:
signal_mask.unmask_all(oldmask)
def preexec_fn():
if orig_preexec_fn:
orig_preexec_fn()
signal_mask.reset_all()
signal_mask.unmask_all(oldmask)
def test_reentrant_masked(self): oldmask = signal_mask.mask_all() self.test_masked() signal_mask.unmask_all(oldmask) self.test_unmasked()