linux-kernel - Re: [PATCH v2 2/6] kbuild: fix warning when domainname is not available

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Date:	Thu, 17 Sep 2009 10:12:07 +0800
From:	Américo Wang <xiyou.wangcong@...il.com>
To:	Felipe Contreras <felipe.contreras@...il.com>
Cc:	linux-kernel@...r.kernel.org, Sam Ravnborg <sam@...nborg.org>,
	Mike Frysinger <vapier@...too.org>
Subject: Re: [PATCH v2 2/6] kbuild: fix warning when domainname is not 
	available

On Thu, Sep 17, 2009 at 5:38 AM, Felipe Contreras
<felipe.contreras@...il.com> wrote:
> Otherwise we get:
> "dnsdomainname: Unknown host"
>
> Signed-off-by: Felipe Contreras <felipe.contreras@...il.com>


Acked-by: WANG Cong <xiyou.wangcong@...il.com>

> ---
>  scripts/mkcompile_h |    8 ++++++--
>  1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
> index 6a12dd9..f060763 100755
> --- a/scripts/mkcompile_h
> +++ b/scripts/mkcompile_h
> @@ -66,9 +66,13 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
>   echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\"
>
>   if [ -x /bin/dnsdomainname ]; then
> -    echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname | $UTS_TRUNCATE`\"
> +    domain=`dnsdomainname 2> /dev/null`
>   elif [ -x /bin/domainname ]; then
> -    echo \#define LINUX_COMPILE_DOMAIN \"`domainname | $UTS_TRUNCATE`\"
> +    domain=`domainname 2> /dev/null`
> +  fi
> +
> +  if [ -n "$domain" ]; then
> +    echo \#define LINUX_COMPILE_DOMAIN \"`echo $domain | $UTS_TRUNCATE`\"
>   else
>     echo \#define LINUX_COMPILE_DOMAIN
>   fi
> --
> 1.6.5.rc1
>
> --
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