Re: Kernel includefile bug not fixed after a year :-(

Erik Andersen
2003-09-30T19:00:43Z

On Tue Sep 30, 2003 at 02:12:06PM +0200, Andreas Steinmetz wrote:
> Jens Axboe wrote:
> >
> >I think I do.
> >
> >
> >>In order to use kernel interfaces you _need_ to include kernel include
> >>files.
> >
> >
> >False. You need to include the glibc kernel headers.
> >
> Then please tell me why PPPIOCNEWUNIT is only defined in linux/if_ppp.h
> and not net/if_ppp.h which is still true for glibc-2.3.2. And please
> don't tell me to ask the glibc folks. There are inconsistencies between
> kernel headers and userland headers which force the inclusion of kernel
> headers in userland applications.

Wrong. Userland applications should make private copies of all
needed kernel defines and structures, and then change any kernel
types to use standard C99 types from stdint.h.

-Erik

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Erik B. Andersen http://codepoet-consulting.com/
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