from functools import wraps as _wraps
from enum import IntEnum as _IntEnum
and (name.startswith('SIG') and not name.startswith('SIG_'))
or name.startswith('CTRL_'))
lambda name: name in ('SIG_DFL', 'SIG_IGN'))
if 'pthread_sigmask' in _globals:
lambda name: name in ('SIG_BLOCK', 'SIG_UNBLOCK', 'SIG_SETMASK'))
def _int_to_enum(value, enum_klass):
"""Convert a numeric value to an IntEnum member.
If it's not a known member, return the numeric value itself.
"""Convert an IntEnum member to a numeric value.
If it's not an IntEnum member return the value itself.
except (ValueError, TypeError):
def signal(signalnum, handler):
handler = _signal.signal(_enum_to_int(signalnum), _enum_to_int(handler))
return _int_to_enum(handler, Handlers)
@_wraps(_signal.getsignal)
def getsignal(signalnum):
handler = _signal.getsignal(signalnum)
return _int_to_enum(handler, Handlers)
if 'pthread_sigmask' in _globals:
@_wraps(_signal.pthread_sigmask)
def pthread_sigmask(how, mask):
sigs_set = _signal.pthread_sigmask(how, mask)
return set(_int_to_enum(x, Signals) for x in sigs_set)
pthread_sigmask.__doc__ = _signal.pthread_sigmask.__doc__
if 'sigpending' in _globals:
@_wraps(_signal.sigpending)
return {_int_to_enum(x, Signals) for x in _signal.sigpending()}
if 'sigwait' in _globals:
retsig = _signal.sigwait(sigset)
return _int_to_enum(retsig, Signals)
sigwait.__doc__ = _signal.sigwait
if 'valid_signals' in _globals:
@_wraps(_signal.valid_signals)
return {_int_to_enum(x, Signals) for x in _signal.valid_signals()}