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Work around lack of SIGCHLD on Windows 

This only enables the SIGCHLD handler if SIGCHLD
exists, such that platforms without SIGCHLD (such
as windows) can still run websockify natively.

See #108
This commit is contained in:
Solly Ross 2014-01-30 17:24:42 -05:00 committed by Pierre Ossman
parent d029e451cf
commit ddcec961ec
1 changed files with 4 additions and 2 deletions
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6
websockify/websockifyserver.py
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@ -684,13 +684,15 @@ class WebSockifyServer(object):
original_signals = {
signal.SIGINT: signal.getsignal(signal.SIGINT),
signal.SIGTERM: signal.getsignal(signal.SIGTERM),
signal.SIGCHLD: signal.getsignal(signal.SIGCHLD),
}
if getattr(signal, 'SIGCHLD', None) is not None:
original_signals[signal.SIGCHLD] = signal.getsignal(signal.SIGCHLD),
signal.signal(signal.SIGINT, self.do_SIGINT)
signal.signal(signal.SIGTERM, self.do_SIGTERM)
# make sure that _cleanup is called when children die
# by calling active_children on SIGCHLD
signal.signal(signal.SIGCHLD, self.multiprocessing_SIGCHLD)
if getattr(signal, 'SIGCHLD', None) is not None:
signal.signal(signal.SIGCHLD, self.multiprocessing_SIGCHLD)
last_active_time = self.launch_time
try: