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gh-149879: Fix test_signal on Cygwin #149896

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Merged
vstinner merged 1 commit into from
May 15, 2026
+5 −1
Merged

gh-149879: Fix test_signal on Cygwin #149896

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2 changes: 1 addition & 1 deletion Lib/signal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,7 @@
'Handlers', __name__,
lambda name: name in ('SIG_DFL', 'SIG_IGN'))

if 'pthread_sigmask' in _globals:
if 'SIG_BLOCK' in _globals:
_IntEnum._convert_(
'Sigmasks', __name__,
lambda name: name in ('SIG_BLOCK', 'SIG_UNBLOCK', 'SIG_SETMASK'))
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4 changes: 4 additions & 0 deletions Lib/test/test_signal.py
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Original file line number Diff line number Diff line change
Expand Up @@ -833,6 +833,8 @@ def test_itimer_real(self):
# Issue 3864, unknown if this affects earlier versions of freebsd also
@unittest.skipIf(sys.platform in ('netbsd5',) or is_apple_mobile,
'itimer not reliable (does not mix well with threading) on some BSDs.')
@unittest.skipIf(sys.platform == 'cygwin',
"Cygwin doesn't support ITIMER_VIRTUAL")
def test_itimer_virtual(self):
self.itimer = signal.ITIMER_VIRTUAL
signal.signal(signal.SIGVTALRM, self.sig_vtalrm)
Expand All @@ -850,6 +852,8 @@ def test_itimer_virtual(self):
# and the handler should have been called
self.assertEqual(self.hndl_called, True)

@unittest.skipIf(sys.platform == 'cygwin',
"Cygwin doesn't support ITIMER_PROF")
def test_itimer_prof(self):
self.itimer = signal.ITIMER_PROF
signal.signal(signal.SIGPROF, self.sig_prof)
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