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Date:      Tue, 29 Apr 2003 21:28:49 +0200
From:      Philip Paeps <philip@paeps.cx>
To:        freebsd-ports@freebsd.org
Subject:   Re: Loads of undefined reference to `pthread_foo`
Message-ID:  <20030429192849.GK643@juno.home.paeps.cx>
In-Reply-To: <1051633366.326.7.camel@gyros>
References:  <20030429002250.GM643@juno.home.paeps.cx> <1051577165.40488.5.camel@shumai.marcuscom.com> <20030429024257.GT643@juno.home.paeps.cx> <1051585952.41275.8.camel@shumai.marcuscom.com> <20030429113159.GV643@juno.home.paeps.cx> <1051633366.326.7.camel@gyros>

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On 2003-04-29 12:22:47 (-0400), Joe Marcus Clarke <marcus@marcuscom.com> wrote:
> On Tue, 2003-04-29 at 07:31, Philip Paeps wrote:
> > On 2003-04-28 23:12:33 (-0400), Joe Marcus Clarke <marcus@marcuscom.com> wrote:
> > > On Mon, 2003-04-28 at 22:42, Philip Paeps wrote:
> > > > Mmm, it seems as though www/mod_php4 isn't compiling.  It's giving the same
> > > > errors as above.  From work/php4.3.1/config.log:
> > > > 
> > > >     [...]
> > > >     /usr/local/lib/libxml2.so: undefined reference to `pthread_setspecific'
> > > >     [...]
> > > > 
> > > > I'm trying to figure out where in the configure script best to add the
> > > > -pthread bit.
> > > 
> > > You shouldn't need to.  What does:
> > > 
> > > xml2-config --libs
> > > 
> > > report?  It should contain -pthread.
> > 
> > That gives me:
> > 
> >   (pub:/usr/ports/www/mod_php4)# xml2-config --libs
> >   -L/usr/local/lib -lxml2 -lz -pthread -L/usr/local/lib -liconv -lm
> >   -L/usr/local/lib
> > 
> > For some reason, PHP doesn't seem to be picking it up though :-/
> 
> Yeah, I looked further at PHP's configure, and it explicitly filters out
> -lc_r and -pthread.  I add a flag to libxml2 to build it without thread
> support.  Rebuild libxml2 with -DLIBXML_WITHOUT_THREADS, and you should be
> set with PHP.  

Thanks!  That works :-)

> I wonder if it would be okay to allow -pthread in mod_php (of course,
> FreeBSD may prevent -pthread from being linked in to the final mod_php .so).

I seem to recall that there was a reason for disabling pthread, at least on
FreeBSD-4?

 - Philip

-- 
Philip Paeps                                          Please don't CC me, I am
philip@paeps.cx                                       subscribed to the list.

  If more than one person is responsible for a
  miscalculation, no one will be at fault.



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