Suggested-by: Reid Price <reid@nicira.com>
-# Copyright (c) 2010 Nicira Networks
+# Copyright (c) 2010, 2011 Nicira Networks
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
-def _init():
- global _inited
- if not _inited:
- _inited = True
-
- for signr in (signal.SIGTERM, signal.SIGINT,
- signal.SIGHUP, signal.SIGALRM):
- if signal.getsignal(signr) == signal.SIG_DFL:
- signal.signal(signr, _signal_handler)
- atexit.register(_atexit_handler)
-
def add_hook(hook, cancel, run_at_exit):
_init()
def add_hook(hook, cancel, run_at_exit):
_init()
for hook, cancel, run_at_exit in _hooks:
if signr != 0 or run_at_exit:
hook()
for hook, cancel, run_at_exit in _hooks:
if signr != 0 or run_at_exit:
hook()
+
+_inited = False
+def _init():
+ global _inited
+ if not _inited:
+ _inited = True
+
+ for signr in (signal.SIGTERM, signal.SIGINT,
+ signal.SIGHUP, signal.SIGALRM):
+ if signal.getsignal(signr) == signal.SIG_DFL:
+ signal.signal(signr, _signal_handler)
+ atexit.register(_atexit_handler)