A libev based mainloop and lost signals
Thomas Themel
thomas at themel.com
Wed Aug 11 06:48:05 PDT 2010
Hi,
Excerpts from Thiago Macieira's message of Tue Aug 10 14:30:30 +0200 2010:
> To make this work, you must not use _and_block. You must instead use
> send_with_reply and make sure that the other thread doesn't pull your reply
> before you do.
Well, send_with_reply is not an overly nice API for a multithreaded setup since
I have a race between setting the DBusPendingCall's callback and the
dispatching of the reply in the background thread.
I'm also a little confused since the DBusConnection docs state
* The most useful function to call from multiple threads at once
* is dbus_connection_send_with_reply_and_block(). That is,
* multiple threads can make method calls at the same time.
So, how would this be true if the _and_block took control of the socket in EACH
thread and the multiple waiters discarded each others' responses?
ciao,
--
[*Thomas Themel*] "Das einzig wirklich gefaehrliche Tool
[extended contact] sitzt jedoch zwischen den Ohren und
[info provided in] vor dem Bildschirm."
[*message header*] - Kristian Koehntopp über "Hackertools"
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