Re: just how "sanitized" are the sanitized headers?

[Alexey Dobriyan]

On 11/30/06, Robert P. J. Day <rpjday@xxxxxxxxxxxxxx> wrote:
>   i noticed that, when i generate the sanitized headers with "make
> headers_install", there are still a number of headers files that are
> installed with variations on "#ifdef __KERNEL__".
>
>   i always thought the fundamental property of sanitized headers was
> to be compatible with glibc

You were wrong.

> and have no traces of "KERNEL" content
> left.

That's correct.

> so what's the purpose of leaving some header files with that
> preprocessor content?

When you see __KERNEL__ in sanitized headers, it's either due to
a) unifdef bug, or
b) header being listed in header-y when it should be listed in unifdef-y
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