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Re: [PATCH] Handle gcc -std=c99 -D_XOPEN_SOURCE=600 [BZ #284]

From: Ulrich Drepper <drepper at redhat dot com>
To: "Joseph S. Myers" <jsm at polyomino dot org dot uk>
Cc: Jakub Jelinek <jakub at redhat dot com>, Glibc hackers <libc-hacker at sources dot redhat dot com>
Date: Fri, 23 Jul 2004 12:16:11 -0700
Subject: Re: [PATCH] Handle gcc -std=c99 -D_XOPEN_SOURCE=600 [BZ #284]
Organization: Red Hat, Inc.
References: <20040723160943.GX30497@sunsite.ms.mff.cuni.cz> <Pine.LNX.4.58.0407231837590.691@digraph.polyomino.org.uk>

Joseph S. Myers wrote:

> A conforming implementation of a c99 script (none is included in FSF GCC,
> though it's in the projects list and several variants are floating around)
> should certainly define __STRICT_ANSI__ so that pure ISO C programs that
> don't want POSIX facilities can be built with it and programs using POSIX
> facilities need to define feature test macros.

Wrong.  That would mean you would hijack the name "c99".  c99 is the
name of the C compiler in POSIX.  Any other use, e.g., for strict ISO C
compliant uses, is a conflict.

-- 
â Ulrich Drepper â Red Hat, Inc. â 444 Castro St â Mountain View, CA â

References:
- [PATCH] Handle gcc -std=c99 -D_XOPEN_SOURCE=600 [BZ #284]
  - From: Jakub Jelinek

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