linux-kernel - Re: [PATCH] scripts: refactor remove structure forward declarations

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Date:	Mon, 02 Apr 2012 11:31:26 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	Jike Song <albcamus@...il.com>, Yang Bai <hamo.by@...il.com>,
	rostedt@...dmis.org, adobriyan@...il.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scripts: refactor remove structure forward declarations

On 1.4.2012 08:41, Stephen Boyd wrote:
> On 3/31/2012 6:59 PM, Jike Song wrote:
>> Seems broke cscope build:
>>
>> $ make cscope
>>   GEN     cscope
>> sed: can't read cscope: No such file or directory
>> make: *** [cscope] Error 2
>>
>> with V=1:
> [snip]
>> + cscope -b -f cscope.out
>> + '[' -n ']'
>> + LANG=C
>> + sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct
>> \1;.*\$\/;"\tx$/d' cscope
>> sed: can't read cscope: No such file or directory
>> make: *** [cscope] Error 2
> 
> Ah yes. Forgot the quotes.
> 
> ---->8------
> 
> Subject: [PATCH] tags.sh: Add missing quotes
> 
> When $remove_structs is empty a test for empty string will turn
> into test -n with no arguments meaning true. Add quotes so an
> empty string is tested and so that make cscope works again.
> 
> Reported-by: Jike Song <albcamus@...il.com>
> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
> ---
>  scripts/tags.sh |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/scripts/tags.sh b/scripts/tags.sh
> index 0d6004e..cf7b12f 100755
> --- a/scripts/tags.sh
> +++ b/scripts/tags.sh
> @@ -254,6 +254,6 @@ case "$1" in
>  esac
> 
>  # Remove structure forward declarations.
> -if [ -n $remove_structs ]; then
> +if [ -n "$remove_structs" ]; then
>      LANG=C sed -i -e '/^\([a-zA-Z_][a-zA-Z0-9_]*\)\t.*\t\/\^struct \1;.*\$\/;"\tx$/d' $1
>  fi
> 

Applied to kbuild.git#rc-fixes, thanks.

Michal
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