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Yet another Python threading workaround.

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module threading should be taken out back and shot.

Condition.wait() is a busywait loop that has negative implications for
battery consumption on laptops.

Queue.get() in blocking mode blocks SIGINT from being delivered.

Argh, argh, argh.

Closes: #493801.
This commit is contained in:
John Goerzen 2008-08-05 00:05:29 -05:00
parent b267fd25a6
commit fe57342448
1 changed files with 11 additions and 5 deletions
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14
offlineimap/threadutil.py
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@ -18,8 +18,8 @@
from threading import * from threading import *
from StringIO import StringIO from StringIO import StringIO
from Queue import Queue from Queue import Queue, Empty
import sys, traceback, thread import sys, traceback, thread, time
from offlineimap.ui import UIBase # for getglobalui() from offlineimap.ui import UIBase # for getglobalui()
profiledir = None profiledir = None
@ -89,7 +89,7 @@ class threadlist:
# Exit-notify threads # Exit-notify threads
###################################################################### ######################################################################
exitthreads = Queue(5) exitthreads = Queue(100)
inited = 0 inited = 0
def initexitnotify(): def initexitnotify():
@ -112,8 +112,14 @@ def exitnotifymonitorloop(callback):
""" """
global exitthreads global exitthreads
while 1: # Loop forever. while 1: # Loop forever.
callback(exitthreads.get(True)) try:
thrd = exitthreads.get(False)
print "exitnotifymonitorloop: Got thread\n"
callback(thrd)
print "exitnotifymonitorloop: callback done\n"
exitthreads.task_done() exitthreads.task_done()
except Empty:
time.sleep(1)
def threadexited(thread): def threadexited(thread):
"""Called when a thread exits.""" """Called when a thread exits."""