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take the usual lock precautions around _active_limbo_lock

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This commit is contained in:
Benjamin Peterson 2009-03-31 21:06:30 +00:00
parent 186188d89d
commit bd9dd31abd
1 changed files with 13 additions and 21 deletions
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24
Lib/threading.py
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@ -466,9 +466,8 @@ def start(self):
raise RuntimeError("thread already started")
if __debug__:
self._note("%s.start(): starting thread", self)
_active_limbo_lock.acquire()
with _active_limbo_lock:
_limbo[self] = self
_active_limbo_lock.release()
_start_new_thread(self.__bootstrap, ())
self.__started.wait()
@ -505,10 +504,9 @@ def __bootstrap_inner(self):
try:
self.__ident = _get_ident()
self.__started.set()
_active_limbo_lock.acquire()
with _active_limbo_lock:
_active[self.__ident] = self
del _limbo[self]
_active_limbo_lock.release()
if __debug__:
self._note("%s.__bootstrap(): thread started", self)
@ -735,9 +733,8 @@ class _MainThread(Thread):
def __init__(self):
Thread.__init__(self, name="MainThread")
self._Thread__started.set()
_active_limbo_lock.acquire()
with _active_limbo_lock:
_active[_get_ident()] = self
_active_limbo_lock.release()
def _set_daemon(self):
return False
@ -781,9 +778,8 @@ def __init__(self):
del self._Thread__block
self._Thread__started.set()
_active_limbo_lock.acquire()
with _active_limbo_lock:
_active[_get_ident()] = self
_active_limbo_lock.release()
def _set_daemon(self):
return True
@ -804,18 +800,14 @@ def currentThread():
current_thread = currentThread
def activeCount():
_active_limbo_lock.acquire()
count = len(_active) + len(_limbo)
_active_limbo_lock.release()
return count
with _active_limbo_lock:
return len(_active) + len(_limbo)
active_count = activeCount
def enumerate():
_active_limbo_lock.acquire()
active = _active.values() + _limbo.values()
_active_limbo_lock.release()
return active
with _active_limbo_lock:
return _active.values() + _limbo.values()
from thread import stack_size