cosmopolitan/third_party/python/Lib/signal.py
Justine Tunney b5f743cdc3 Begin incorporating Python unit tests into build
We now build a separate APE binary for each test so they can run in
parallel. We've got 148 tests running fast and stable so far.
2021-09-12 21:04:44 -07:00

126 lines
2.8 KiB
Python

import _signal
from _signal import *
from functools import wraps as _wraps
from enum import IntEnum as _IntEnum
_globals = globals()
_IntEnum._convert(
'Signals', __name__,
lambda name:
name.isupper()
and (name.startswith('SIG') and not name.startswith('SIG_'))
or name.startswith('CTRL_'))
_IntEnum._convert(
'Handlers', __name__,
lambda name: name in ('SIG_DFL', 'SIG_IGN'))
if 'pthread_sigmask' in _globals:
_IntEnum._convert(
'Sigmasks', __name__,
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.
"""
try:
return enum_klass(value)
except ValueError:
return value
def _enum_to_int(value):
"""Convert an IntEnum member to a numeric value.
If it's not an IntEnum member return the value itself.
"""
try:
return int(value)
except (ValueError, TypeError):
return value
@_wraps(_signal.signal)
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)
def sigpending():
sigs = _signal.sigpending()
return set(_int_to_enum(x, Signals) for x in sigs)
if 'sigwait' in _globals:
@_wraps(_signal.sigwait)
def sigwait(sigset):
retsig = _signal.sigwait(sigset)
return _int_to_enum(retsig, Signals)
sigwait.__doc__ = _signal.sigwait
del _globals, _wraps
if __name__ == 'PYOBJ.COM':
ITIMER_PROF = 0
ITIMER_REAL = 0
ITIMER_VIRTUAL = 0
NSIG = 0
SIGABRT = 0
SIGALRM = 0
SIGBUS = 0
SIGCHLD = 0
SIGCONT = 0
SIGEMT = 0
SIGFPE = 0
SIGHUP = 0
SIGILL = 0
SIGINFO = 0
SIGINT = 0
SIGIO = 0
SIGIOT = 0
SIGKILL = 0
SIGPIPE = 0
SIGPOLL = 0
SIGPROF = 0
SIGPWR = 0
SIGQUIT = 0
SIGRTMAX = 0
SIGRTMIN = 0
SIGSEGV = 0
SIGSTOP = 0
SIGSYS = 0
SIGTERM = 0
SIGTRAP = 0
SIGTSTP = 0
SIGTTIN = 0
SIGTTOU = 0
SIGURG = 0
SIGUSR1 = 0
SIGUSR2 = 0
SIGVTALRM = 0
SIGWINCH = 0
SIGXCPU = 0
SIGXFSZ = 0
SIG_BLOCK = 0
SIG_DFL = 0
SIG_IGN = 0
SIG_SETMASK = 0
SIG_UNBLOCK = 0