linux-kernel - Re: [patch] linux/{socket,stat}.h: change __GLIBC__ cruft to __KLIBC_

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Message-Id: <200801021047.59006.vapier@gentoo.org>
Date:	Wed, 2 Jan 2008 10:47:58 -0500
From:	Mike Frysinger <vapier@...too.org>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [patch] linux/{socket,stat}.h: change __GLIBC__ cruft to __KLIBC__

On Wednesday 02 January 2008, Adrian Bunk wrote:
> On Wed, Jan 02, 2008 at 09:37:50AM -0500, Mike Frysinger wrote:
> > The __GLIBC__ hacks were re-added to the headers because the klibc peeps
> > want to be lazy.  But rather than properly address things, they just
> > wrongly left it as __GLIBC__.  This patch changes the __GLIBC__ cruft to
> > __KLIBC__ so real libcs don't get screwed due to kilbc's laziness.
> >
> > Signed-off-by: Mike Frysinger <vapier@...too.org>
> > ---
> > diff --git a/include/linux/socket.h b/include/linux/socket.h
> > index c22ef1c..90af15b 100644
> > --- a/include/linux/socket.h
> > +++ b/include/linux/socket.h
> > @@ -16,7 +16,7 @@ struct __kernel_sockaddr_storage {
> >  				/* _SS_MAXSIZE value minus size of ss_family */
> >  } __attribute__ ((aligned(_K_SS_ALIGNSIZE)));	/* force desired alignment
> > */
> >
> > -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
> > +#if defined(__KERNEL__) || defined(__KLIBC__)
> >...
>
> This changes the semantics from "!glibc" to "klibc".

that's the point

> I'm a bit worried that such changes might break some of the other
> libc's people use on Linux.

such libc's are broken and it isnt the kernel's problem to cater to broken 
libc's.  the problem is that these headers are breaking things *now* for 
valid libc's that are not glibc.  removal of __GBLIC__ was already accepted 
once but reverted for klibc.
-mike

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