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Re: manual: Refactor documentation of CHAR_BIT.

From: Joseph Myers <joseph at codesourcery dot com>
To: Zack Weinberg <zackw at panix dot com>
Cc: Rical Jasan <ricaljasan at pacific dot net>, <libc-alpha at sourceware dot org>, Carlos O'Donell <carlos at redhat dot com>, Michael Kerrisk <mtk dot manpages at gmail dot com>
Date: Mon, 19 Jun 2017 15:01:13 +0000
Subject: Re: manual: Refactor documentation of CHAR_BIT.
Authentication-results: sourceware.org; auth=none
References: <20170617084202.4662-1-ricaljasan@pacific.net> <20170617084202.4662-2-ricaljasan@pacific.net> <4682bc34-5db8-faae-d0e2-1d89e17619d3@panix.com>

On Sat, 17 Jun 2017, Zack Weinberg wrote:

> On 06/17/2017 04:42 AM, Rical Jasan wrote:
> > This single-@item @table is better defined with @defvr, since the
> > CHAR_BIT macro has @standards (being declared in a header), and @items
> > in @tables are not considered annotatable.  Using @defvr automatically
> > includes the macro in the Variable and Constant Macro Index and
> > ensures its inclusion the Summary of Library Facilities.
> 
> This part of the change is OK.
> 
> > The file include/limits.h identifies the macro as coming from C99.
> 
> I think this macro really was in C90, and
> http://flash-gordon.me.uk/ansi.c.txt includes it, which is the closest I
> can come to checking.  Joseph, do you know for sure?

CHAR_BIT is C90.

-- 
Joseph S. Myers
joseph@codesourcery.com

References:
- manual: Update @standards for [__]va_copy.
  - From: Rical Jasan
- manual: Refactor documentation of CHAR_BIT.
  - From: Rical Jasan
- Re: manual: Refactor documentation of CHAR_BIT.
  - From: Zack Weinberg

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