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Date:      Fri, 15 May 2020 11:05:54 -0700
From:      bob prohaska <fbsd@www.zefox.net>
To:        "Danilo G. Baio" <dbaio@freebsd.org>
Cc:        Mark Millard <marklmi@yahoo.com>, FreeBSD ports <freebsd-ports@freebsd.org>
Subject:   Re: Conflict on very first port (xorg) on rpi3
Message-ID:  <20200515180554.GD51382@www.zefox.net>
In-Reply-To: <20200515164921.6zyiorfgnqhf5nls@t480.local>
References:  <4961F458-26EF-447F-8033-B00FA720C58F.ref@yahoo.com> <4961F458-26EF-447F-8033-B00FA720C58F@yahoo.com> <20200515151922.GC51382@www.zefox.net> <20200515164921.6zyiorfgnqhf5nls@t480.local>

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On Fri, May 15, 2020 at 01:49:21PM -0300, Danilo G. Baio wrote:
> On Fri, May 15, 2020 at 08:19:22AM -0700, bob prohaska wrote:
> > On Fri, May 15, 2020 at 12:33:10AM -0700, Mark Millard via freebsd-ports wrote:
> > > 
> > > Some building and isntalling had to occur prior to the
> > > textproc/py-sphinx18 build attempt, possibly from
> > > prior session(s) of building and installing.
> > > 
> > > 
> > 
> > In this case x11/xorg was the first port attempted in a new
> > ports tree. The only "prior sessions" would have been within
> > the dependencies of x11/xorg. Is that resolvable by poudriere?
> > 
> > > textproc/py-sphinx18 is new as of 2020-May-11.
> > > The devel/llvm[16789]0 ports require textproc/py-sphinx18 .
> > > Only about 26 ports require textproc/py-sphinx18 but
> > > I'll not list the others.
> > > 
> > > textproc/py-sphinx has been around longer and has
> > > 142 ports that require it. I'll not list them.
> > > 
> > > 
> > > textproc/py-sphinx18/Makefile lists:
> > > 
> > > CONFLICTS_INSTALL=      py*-sphinx
> > > 
> > > textproc/py-sphinx/Makefile lists:
> > > 
> > > CONFLICTS_INSTALL=      py*-sphinx18
> > > 
> > > 
> > > So, for example, indirectly the devel/llvm[16789]0
> > > ports conflict with at least 142 other ports because
> > > of the textproc/py-sphinx* difference in requirements.
> > > 
> > > 
> > > The conflict is real and limits what combinations
> > > of ports you may have installed at the same time.
> > 
> > I'll try deinstalling the conflicting port and hope
> > it won't be required later....
> 
> It seems that just devel/llvm80 is pulling sphinx18 when building
> x11/xorg.
> 
> Try disabling DOCS option on devel/llvm80 for now.
> 
> I've opened a PR to track this issue:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=246487
> 

Wish I'd known it was only the DOCS option! Too late now,
sphinx18 is deinstalled and llvm80 is building.

This is probably a dumb question, but is there some way
to learn at the outset what conflicts need to be worked
around? Something like a "make conflicts" target? Seemingly 
it could be done by hand, but that promises to be tedious. 

At best 8-)

Thanks for writing!

bob prohaska
 



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