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Date: Tue, 14 Jun 2016 21:27:31 +0200
From: "Luis R. Rodriguez" <mcgrof@kernel.org>
To: Julia Lawall <julia.lawall@lip6.fr>
Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>,
        Gilles Muller <Gilles.Muller@lip6.fr>, nicolas.palix@imag.fr,
        mmarek@suse.com, linux-kernel@vger.kernel.org, cocci@systeme.lip6.fr
Subject: Re: [PATCH 4/4] coccicheck: add indexing enhancement options
Message-ID: <20160614192731.GB11948@wotan.suse.de>
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On Tue, Jun 14, 2016 at 07:22:03AM +0200, Julia Lawall wrote:
> 
> 
> On Mon, 13 Jun 2016, Luis R. Rodriguez wrote:
> 
> > On Mon, Jun 13, 2016 at 09:50:15PM +0200, Julia Lawall wrote:
> > > 
> > > 
> > > On Mon, 13 Jun 2016, Luis R. Rodriguez wrote:
> > > > 
> > > > I'll redirect stderr to stdout by default when parmap support is used then.
> > > 
> > > Usually I put them in different files.
> > 
> > We can do that as well but I would only want to deal with parmap support 
> > case. Any preference? How about .coccicheck.stderr.$PID where PID would 
> > be the PID of the shell script?
> 
> I don't understand the connection with parmap.

When parmap support is not available the cocciscript will currently
disregard stderr, output is provided as it comes to stdout from each
thread I guess.

> Originally our use of parmap made output files based on pids.  Maybe this 
> is the default for parmap.  I found this completely unusable.  I guess one 
> could look at the dates to see which file is the most recent one, but it 
> seems tedious.  If you are putting the standard output in x.out, then put 
> the standard error in x.err.

I'll use ${DIR}/coccicheck.$$.err for stderr.

  Luis