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Re: [glibc] <sys/stat.h>: Use Linux UAPI header for statx if available and useful

From: Joseph Myers <joseph at codesourcery dot com>
To: Zack Weinberg <zackw at panix dot com>
Cc: Florian Weimer <fweimer at redhat dot com>, GNU C Library <libc-alpha at sourceware dot org>
Date: Thu, 13 Jun 2019 16:45:56 +0000
Subject: Re: [glibc] <sys/stat.h>: Use Linux UAPI header for statx if available and useful
References: <20190612110504.66041.qmail@sourceware.org> <87ftoe7utd.fsf@oldenburg2.str.redhat.com> <CAKCAbMj2G7_1bAuE+5X0qvNGMTMN9QenzOpgJmkwC4LK_mrGzA@mail.gmail.com>

On Wed, 12 Jun 2019, Zack Weinberg wrote:

> I wonder how much stuff still depends on these legacy user-namespace
> OS-specific macros.  Would anyone even notice if we put
> 
> #undef linux
> #undef unix
> 
> at the top of features.h?

That is of course invalid for anyone using -std= to prevent the compiler 
defining such macros and then defining their own "linux" or "unix" macros 
before including standard headers.

-- 
Joseph S. Myers
joseph@codesourcery.com

Follow-Ups:
- Re: [glibc] <sys/stat.h>: Use Linux UAPI header for statx if available and useful
  - From: Zack Weinberg

References:
- Re: [glibc] <sys/stat.h>: Use Linux UAPI header for statx if available and useful
  - From: Florian Weimer
- Re: [glibc] <sys/stat.h>: Use Linux UAPI header for statx if available and useful
  - From: Zack Weinberg

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