linux-kernel - Re: [PATCH v3 01/20] Staging: cx25821: Makefile: cleaned up Makefile cflag lines

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Message-ID: <20101005053520.GC6369@haskell.muteddisk.com>
Date:	Mon, 4 Oct 2010 22:35:20 -0700
From:	matt mooney <mfm@...eddisk.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	walter harms <wharms@....de>, Tracey Dent <tdent48227@...il.com>,
	greg@...ah.com, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v3 01/20] Staging: cx25821: Makefile: cleaned up
 Makefile cflag lines

On 22:51 Sun 03 Oct     , Sam Ravnborg wrote:
> On Sun, Oct 03, 2010 at 02:40:01PM +0200, walter harms wrote:
> > 
> > 
> > Tracey Dent schrieb:
> > > Changed to use the proper ccflags-y option
> > > 
> > > Signed-off-by: Tracey Dent <tdent48227@...il.com>
> > > ---
> > >  drivers/staging/cx25821/Makefile |    8 ++++----
> > >  1 files changed, 4 insertions(+), 4 deletions(-)
> > > 
> > > diff --git a/drivers/staging/cx25821/Makefile b/drivers/staging/cx25821/Makefile
> > > index d0eb16e..6448364 100644
> > > --- a/drivers/staging/cx25821/Makefile
> > > +++ b/drivers/staging/cx25821/Makefile
> > > @@ -7,7 +7,7 @@ cx25821-objs   := cx25821-core.o cx25821-cards.o cx25821-i2c.o \
> > >  obj-$(CONFIG_VIDEO_CX25821) += cx25821.o
> > >  obj-$(CONFIG_VIDEO_CX25821_ALSA) += cx25821-alsa.o
> > >  
> > > -EXTRA_CFLAGS += -Idrivers/media/video
> > > -EXTRA_CFLAGS += -Idrivers/media/common/tuners
> > > -EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
> > > -EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
> > > +ccflags-y := -Idrivers/media/video
> > > +ccflags-y += -Idrivers/media/common/tuners
> > > +ccflags-y += -Idrivers/media/dvb/dvb-core
> > > +ccflags-y += -Idrivers/media/dvb/frontends
> > 
> > they have invented vpath for this, did they ?
> > note: I am not familiar with the linux makefile.
> vpath is not the answer here.
> 
> Note that Tracy dent did the simple replacement of EXTRA_CFLAGS with ccflags-y.
> The Makefiles could in many cases benefit from general cleanups - which many
> of your futher comments is a good indicator of.

Hi Sam,

I happen to have sent out a RFC patch for media/ a little over a week ago.
Mauro Chehab has not commented on it yet, but I am curious to hear your
opinion.

http://marc.info/?l=linux-kernel&m=128553496013767&w=2

Thanks,
mfm

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