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Re: About cleaning up the thread stuff

From: Marius Vollmer
Subject: Re: About cleaning up the thread stuff
Date: Wed, 19 Jan 2005 00:05:20 +0100
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/21.3.50 (gnu/linux)

Kevin Ryde <address@hidden> writes:

> Marius Vollmer <address@hidden> writes:
>>    dead-locks might be detected
> I wouldn't worry about that.  I think the combinations of things a
> thread can block on will make it too hard to be sure a deadlock is
> occurring.  There might even be some weird apparent deadlock that's
> meant to be broken by a signal handler cancelling one thread or
> something.

Yes, true.  Maybe the debugger could still try to figure out whether
there is a dead-lock, or the program could explicitely ask for it.

>>    mutexes can be recursive
> Yep, I think that's friendliest.

I think there is use for both kinds of mutexes.  Sometimes you want a
recursive one, sometimes locking twice from the same thread is an

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