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From: Joe Perches <joe@perches.com>
To: Mike Frysinger <vapier.adi@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: [rfc patch] treewide: Convert "static const char <*> foo[] =" to "static const char <*> const foo[] ="
Date: Thu, 09 Sep 2010 11:48:47 -0700	[thread overview]
Message-ID: <1284058127.24986.199.camel@Joe-Laptop> (raw)
In-Reply-To: <AANLkTimAuA1oYyoaKsFTPEifdDsz9h=EzTB8gKudyAJk@mail.gmail.com>

On Thu, 2010-09-09 at 14:29 -0400, Mike Frysinger wrote:
> On Thu, Sep 9, 2010 at 14:22, Joe Perches wrote:
> > To move data to const sections, specify
> > that the pointed to strings are also const.
> did you find cases where this couldnt be done ?

Nope.

> this is going to keep
> creeping back in with new drivers unless we have something like
> checkpatch.pl catching it ...

These are added pretty slowly, but both of

	static char foo[] = "bar"
and
	static const char *foo[] = {"bar"}

could be warned by checkpatch

> where is the actual patch ?

On my computer.  300KB is pretty big to post.
I'll sent it to you separately.

The script was:

search='\bstatic\s+const\s+char\s*\*\s*(\w+)\s*\[\s*\]\s*=\s*'
replace='static const char \* const \1\[\] = '
grep -rPl --include=*.[ch] "$search" * | \
while read file ; do \
	echo $file ; \
	perl -p -i -e "s/$search/$replace/g" $file ;\
done

with some hand cleanups for those functions that
needed to be changed to use "const char * const"


  reply	other threads:[~2010-09-09 18:48 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-09 18:22 [rfc patch] treewide: Convert "static const char <*> foo[] =" to "static const char <*> const foo[] =" Joe Perches
2010-09-09 18:29 ` Mike Frysinger
2010-09-09 18:48   ` Joe Perches [this message]
2010-09-09 19:16     ` Mike Frysinger
2010-09-09 19:33       ` Joe Perches
2010-09-09 19:40         ` Mike Frysinger
2010-09-09 19:48           ` Joe Perches
2010-09-09 19:50             ` Mike Frysinger
2010-09-09 20:05               ` Joe Perches
     [not found]                 ` <SNT104-W3438BE3FC4EAC0A537D57EBA900@phx.gbl>
2011-04-19 13:59                   ` Joe Perches
2010-09-09 19:21   ` [PATCH] scripts/checkpatch.pl: Add warnings for static char that could be static const char Joe Perches
2010-09-09 19:24     ` Mike Frysinger
2010-09-10  9:06       ` Andy Whitcroft
2010-09-10  9:30         ` Joe Perches

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