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Date: Fri, 28 Jun 2002 09:24:02 +0200 (=?ISO-8859-1?Q?Westeurop=E4ische_Sommerzeit?=)
From: Thomas Pfaff <tpfaff AT gmx DOT net>
To: cygwin AT cygwin DOT com, <dnk AT lucent DOT com>
Subject: Re: cygwin-1.3.11-3 Problem with Privoxy (pthreads problem?)
In-Reply-To: <Pine.WNT.4.44.0206262150540.-251967@thomas.kefrig-pfaff.de>
Message-ID: <Pine.WNT.4.44.0206280913340.257-100000@algeria.intern.net>
X-X-Sender: pfaff AT antarctica DOT intern DOT net
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Content-Type: TEXT/PLAIN; charset=US-ASCII



On Wed, 26 Jun 2002, Thomas Pfaff wrote:

>
>
> On Tue, 25 Jun 2002, Christopher Faylor wrote:
>
> > On Tue, Jun 25, 2002 at 10:11:11AM -0500, D. N. Knisely wrote:
> > >I don't think that multiple versions of cygwin1.dll is the problem.
> > >Coincidentally, this system is a recent clean install of XP without too much
> > >built-up crud.  I searched and found one extra copy (that came along with
> > >xplanet), but that wasn't running.  Even after deleting it, the same problem
> > >occurs:
> > >
> > >Jun 25 14:00:31 Privoxy(1628300860) Error: can't fork: No error
> > >
> > >Further inspection of privoxy suggests that whoever added CYGWIN hooks chose
> > >to use threads rather than forking, so it is actually a Posix threads
> > >problem.  When I disabled Posix thread use (which reverts to using fork), it
> > >started working with 1.3.11.  Here is the code that no longer works; I have
> > >no experience with Posix threads:
> > >
> > >#if defined(FEATURE_PTHREAD) && !defined(SELECTED_ONE_OPTION)
> > >#define SELECTED_ONE_OPTION
> > >         {
> > >            pthread_t the_thread;
> > >            pthread_attr_t attrs;
> > >
> > >            pthread_attr_init(&attrs);
> > >            pthread_attr_setdetachstate(&attrs, PTHREAD_CREATE_DETACHED);
> > >            child_id = (pthread_create(&the_thread, &attrs,
> > >               (void*)serve, csp) ? -1 : 0);
> > >            pthread_attr_destroy(&attrs);
> > >         }
> > >#endif
> > >
> > >child_id is ending up as -1.  Did anything change in this area in 1.3.11?
> >
> > Yes, actually.  Nice catch!
>
>
> I can't reproduce this error neither on NT4 nor on 98, therefore i think
> this is a XP related problem.
>

Please try again with the latest snapshot dll. If it still doesn't work
run

strace -m thread ./privoxy --no-daemon

and send me the error trace.

Thomas




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