Re: [PATCH] Permanently fix kernel configuration include mess (was: Missing #include <config.h>)

[Joern Engel <joern@infradead.org>]

On Tue, 13 September 2005 15:50:12 +0100, Russell King wrote:
> 
> Subject: [KBUILD] Permanently fix kernel configuration include mess.
> 
> Include autoconf.h into every kernel compilation via the gcc
> command line using -imacros.  This ensures that we have the
> kernel configuration included from the start, rather than
> relying on each file having #include <linux/config.h> as
> appropriate.  History has shown that this is something which
> is difficult to get right.
> 
> Since we now include the kernel configuration automatically,
> make configcheck becomes meaningless, so remove it.
> 
> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

If it helps:
Signed-off-by: Joern Engel <joern@wh.fh-wedel.de>

> diff --git a/Makefile b/Makefile
> --- a/Makefile
> +++ b/Makefile
> @@ -346,7 +346,8 @@ AFLAGS_KERNEL	=
>  # Use LINUXINCLUDE when you must reference the include/ directory.
>  # Needed to be compatible with the O= option
>  LINUXINCLUDE    := -Iinclude \
> -                   $(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include)
> +                   $(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
> +		   -imacros include/linux/autoconf.h
>  
>  CPPFLAGS        := -D__KERNEL__ $(LINUXINCLUDE)
>  
> @@ -1247,11 +1248,6 @@ tags: FORCE
>  # Scripts to check various things for consistency
>  # ---------------------------------------------------------------------------
>  
> -configcheck:
> -	find * $(RCS_FIND_IGNORE) \
> -		-name '*.[hcS]' -type f -print | sort \
> -		| xargs $(PERL) -w scripts/checkconfig.pl
> -
>  includecheck:
>  	find * $(RCS_FIND_IGNORE) \
>  		-name '*.[hcS]' -type f -print | sort \

Jörn

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