Re: [LinuxBIOS] Fwd: Possible stack protect solutions (RESEND)

[Peter Stuge]

On Thu, Jan 03, 2008 at 09:30:06AM -0800, ron minnich wrote:
> Add the ability to extend CFLAGS as needed for several new distros
> Signed-off-by: Ronald G. Minnich

Acked-by: Peter Stuge
> Index: targets/buildtarget
>
> --- targets/buildtarget	(revision 3031)
> +++ targets/buildtarget	(working copy)
> @@ -53,4 +53,25 @@
>  export PYTHONPATH=$config_dir
>  $PYTHON $config_py $config_lb $lbpath
>
> +# now start checking for distro-specific breakage. 
> +## This check is for the no stack protector mess.
> +EXTRA_CFLAGS=
>
> +if [ -z "$CC" ]; then
>   CC=gcc
>
> +fi
>
> +$CC -fno-stack-protector -S -xc /dev/null -o .$$.tmp
>
> +if [ $? -eq 0 ]; then
>   EXTRA_CFLAGS=-fno-stack-protector
>
> +fi
>
> +rm -rf .$$.tmp
>
> +for i in $build_dir/Makefile.settings $build_dir/*/Makefile.settings
> +do
> echo CFLAGS+=$EXTRA_CFLAGS >>$i
>
> +done
>
> exit $?