Re: Why __memrchr vs. memrchr ?

Denis Zaitsev <[email protected]> Tue, 3 Feb 2004 05:30:02 +0500

Newsgroups	org.kernel.vger.linux-gcc
Message-ID	<[email protected]>

On Tue, Feb 03, 2004 at 01:17:23AM +0300, Dmitry V. Levin wrote:
> Hi,
> 
> On Tue, Feb 03, 2004 at 02:37:21AM +0500, Denis Zaitsev wrote:
> > Why such a scheme is used in GLIBC:
> > 
> > declare + define __memrchr, and than
> > 
> > # ifdef __USE_GNU
> > #  define memrchr(s, c, n) __memrchr ((s), (c), (n))
> > # endif
> > 
> > ?  memrchr is not the GNU extension, is it?
> 
> According to memchr(3),
> "The memrchr() function is a GNU extension, available since glibc 2.1.91".

Oh, I'm sorry.  This fact is omited from the texinfo GLIBC
documentation...

Thanks.