linux-kernel - Re: [PATCH RFC] [3/9] modpost: Declare the modpost error functions as printf like

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Date:	Mon, 10 Dec 2007 19:50:08 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	Andi Kleen <ak@...e.de>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	rusty@...tcorp.com.au
Subject: Re: [PATCH RFC] [3/9] modpost: Declare the modpost error functions as printf like

On Thu, Nov 22, 2007 at 03:43:08AM +0100, Andi Kleen wrote:
> 
> This way gcc can warn for wrong format strings

This loks good. Can I get i s-o-b then I will apply it.

	Sam


> 
> ---
>  scripts/mod/modpost.c |    8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> Index: linux/scripts/mod/modpost.c
> ===================================================================
> --- linux.orig/scripts/mod/modpost.c
> +++ linux/scripts/mod/modpost.c
> @@ -33,7 +33,9 @@ enum export {
>  	export_unused_gpl, export_gpl_future, export_unknown
>  };
>  
> -void fatal(const char *fmt, ...)
> +#define PRINTF __attribute__ ((format (printf, 1, 2)))
> +
> +PRINTF void fatal(const char *fmt, ...)
>  {
>  	va_list arglist;
>  
> @@ -46,7 +48,7 @@ void fatal(const char *fmt, ...)
>  	exit(1);
>  }
>  
> -void warn(const char *fmt, ...)
> +PRINTF void warn(const char *fmt, ...)
>  {
>  	va_list arglist;
>  
> @@ -57,7 +59,7 @@ void warn(const char *fmt, ...)
>  	va_end(arglist);
>  }
>  
> -void merror(const char *fmt, ...)
> +PRINTF void merror(const char *fmt, ...)
>  {
>  	va_list arglist;
>  
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