linux-kernel - Re: [PATCH] vlynq: remove duplicated #include

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Message-ID: <154e089b0907080528h24b6ccc6qa07bb1fa4db89aa0@mail.gmail.com>
Date:	Wed, 8 Jul 2009 14:28:43 +0200
From:	Hannes Eder <hannes@...neseder.net>
To:	"Robert P. J. Day" <rpjday@...shcourse.ca>
Cc:	Florian Fainelli <florian@...nwrt.org>,
	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Huang Weiyi <weiyi.huang@...il.com>
Subject: Re: [PATCH] vlynq: remove duplicated #include

On Wed, Jul 8, 2009 at 13:50, Robert P. J. Day<rpjday@...shcourse.ca> wrote:
> On Wed, 8 Jul 2009, Florian Fainelli wrote:
>
>> Hi Hannes,
>>
>> Le Wednesday 08 July 2009 01:54:14 Hannes Eder, vous avez écrit :
>> > On Tue, Jul 7, 2009 at 23:36, Florian Fainelli<florian@...nwrt.org> wrote:
>> > > Remove duplicated #include('s) in drivers/vlynq/vlynq.c
>> >
>> > The following little script catches more of these issues, though it
>> > might be a bit fragile:
>> >
>> > #!/bin/bash
>> > find . -name "*.c" | \
>> > while read file; do
>> >     dblinc=$(grep "^#include <" $file | sort | uniq -c | grep -v "^      1
>> > ") [ "$dblinc" != "" ] && echo $file: $dblinc
>> > done
>> >
>> > when ran from the linux-2.6 src tree, the output is something like
>> > (lines starting with '#' are my annotations):
>> >
>> > ./mm/slab.c: 3 #include <linux/kmalloc_sizes.h>
>> > # this is a false positive
>> > ./mm/slqb.c: 2 #include <linux/seq_file.h>
>> > # I did not look a this one
>> > ./mm/shmem.c: 2 #include <linux/vfs.h>
>> > # this is a hit
>> > # the rest (about 50 hits) skipped
>> >
>> > Do you want to investigate this issues?
>>
>> I will not, at least not now, but Huang (CC'd) might be interested.
>
>  isn't "make includecheck" supposed to identify duplicated includes?
> why aren't you using that?

Hey man, do not stop me from invent the wheel again, and again, and
again, ... ;).  You are right "make includecheck" does the trick check
for duplicated includes, in it does so in a much nicer way.

Thanks,
-Hannes
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