[PATCH 1/2][RESEND] Prevent zconf.gperf from throwing an error on OSX

[Bryan Hundven]

Jason,

On Thu, Oct 16, 2014 at 9:51 AM, Jason T. Masker <jason@masker.net> wrote:
> Updated zconf.gperf patch to be conditional.
>
> The problem is when compiling with clang/LLVM, so not necessarily
> specific to OS X. Offsetof is part of C99 and defined in stddef.h, but
> is builtin with gcc. This code will check for a definition and try
> including stddef.h if it is not found. As a last resort, offsetof will
> be defined. Apologies for the resend. I did not sign off.
>
> Signed-off-by: Jason Masker <jason@masker.net>
>
>
> diff --git a/kconfig/zconf.gperf b/kconfig/zconf.gperf
> index c9e690e..d758a2a 100644
> --- a/kconfig/zconf.gperf
> +++ b/kconfig/zconf.gperf
> @@ -7,6 +7,15 @@
>  %pic
>  %struct-type
>
> +%{
> +# ifndef offsetof
> +#  include <stddef.h>
> +#  ifndef offsetof
> +#   define offsetof(st, m) ((size_t)(&((st *)0)->m))
> +#  endif
> +# endif
> +%}
> +
>  struct kconf_id;
>
>  static struct kconf_id *kconf_id_lookup(register const char *str,
> register unsigned int len);

Dang, I wanted to apply this but the patch did not apply cleanly.
Would you mind rebasing this patch with latest head and resending?
Then I'll finally get this bad boy applied.

Thanks,

-Bryan

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