[PATCH 1/2 v2] add config to check if the size of barebox exceed the target size

[Sascha Hauer]

On Mon, Jan 16, 2012 at 05:19:52PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> CONFIG_BAREBOX_MAX_IMAGE_SIZE will allow to detected silent oversize result
> 
> if 0x0 the size will not been checked
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> ---
> v2:
> 
> 	change to CONFIG_BAREBOX_MAX_IMAGE_SIZE
> 	use default as 0xffffffff
> 
> Best Regards,
> J.
>  Makefile       |    7 +++++++
>  common/Kconfig |    8 ++++++++
>  2 files changed, 15 insertions(+), 0 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index d8e685e..12fa192 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -659,6 +659,13 @@ OBJCOPYFLAGS_barebox.bin = -O binary
>  
>  barebox.bin: barebox FORCE
>  	$(call if_changed,objcopy)
> +	size=`stat -c%s $@`; \
> +	max_size=`printf "%d" $(CONFIG_BAREBOX_MAX_IMAGE_SIZE)`; \
> +	if [ $$size -gt $$max_size ] ; \
> +	then \
> +		echo "$@ size $$size > of the maximum size $$max_size"; \
> +		exit 1 ; \
> +	fi

added a '@' while applying to make this check quiet.

Sascha

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