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Date:	Sat, 6 Aug 2005 09:16:15 +0200 (CEST)
From:	Vaclav Haisman <V DOT Haisman AT sh DOT cvut DOT cz>
Cc:	cygwin AT cygwin DOT com
Subject:	Re: What is the point of create_thread_and_wait()?
In-Reply-To:	<42F4242C.1020707@byu.net>
Message-ID:	<20050806091537.U84746@logout.sh.cvut.cz>
References:	<20050805234708 DOT P84746 AT logout DOT sh DOT cvut DOT cz> <42F4242C DOT 1020707 AT byu DOT net>
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Thanks, I thought there was something I was missing.

VH


On Fri, 5 Aug 2005, Eric Blake wrote:

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>
> According to Vaclav Haisman on 8/5/2005 4:10 PM:
> > What is the point of create_thread_and_wait() in fhandler_netdrive::exists()?
> > Or anywhere at all? Why spawning a thread at all when we have to wait for the
> > task to finish immediately after it is started? I really would like to know,
> > even though it is probably just lack of knowledge on my side.
>
> Windows has the (nasty) habit of blocking EVERYTHING in the current
> thread, including ctrl-c, when doing lengthy network tasks.  Spawning the
> blocking task to its own thread allows cygwin to still react to signals in
> the primary thread.  This threading code was added to fhandler_netdrive
> due to complaints at the difficulty in stopping a runaway 'ls -F //' on
> large domains when // was first made a directory; search the archives from
> earlier this year for more details.
>
> - --
> Life is short - so eat dessert first!
>
> Eric Blake             ebb9 AT byu DOT net
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