From mboxrd@z Thu Jan  1 00:00:00 1970
From: joe@perches.com (Joe Perches)
Date: Tue, 29 Jan 2013 08:31:04 -0800
Subject: [Cocci] coccinelle and bitmask arithmetic (was: Re: [patch]
 TTY: synclink, small cleanup in dtr_rts())
In-Reply-To: <alpine.DEB.2.02.1301291717530.3339@hadrien>
References: <20130127194039.GA18787@elgon.mountain>
 <1359317078.14406.12.camel@joe-AO722> <20130127201947.GO16282@mwanda>
 <9561.1359474916@turing-police.cc.vt.edu>
 <1359475998.4196.26.camel@joe-AO722>
 <alpine.DEB.2.02.1301291717530.3339@hadrien>
Message-ID: <1359477064.4196.30.camel@joe-AO722>
To: cocci@systeme.lip6.fr
List-Id: cocci@systeme.lip6.fr

On Tue, 2013-01-29 at 17:19 +0100, Julia Lawall wrote:
> > On Tue, 2013-01-29 at 10:55 -0500, Valdis.Kletnieks at vt.edu wrote:
[]
> > > I wonder if there's a way to write a coccinelle patch to find places
> > > where we do arithmetic operations on bitmasks....
[]
> If the definition of a bitmask is an identifier in all capital letters,
> that would be easy.  Another possibility is such an identifier that is
> defined to a value expressed beginning with 0x.  Another possibility is
> such an identifier that is sometimes used with & and | and sometimes used
> with an arithmetic operation.  I will give them a try.

Thanks Julia.