git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "H. Peter Anvin" <hpa@zytor.com>
To: Junio C Hamano <junkio@cox.net>
Cc: Morten Welinder <mwelinder@gmail.com>, git@vger.kernel.org
Subject: Re: Usage of isspace and friends
Date: Thu, 13 Oct 2005 06:27:07 -0700	[thread overview]
Message-ID: <434E60AB.8030607@zytor.com> (raw)
In-Reply-To: <7vachd6hdx.fsf@assigned-by-dhcp.cox.net>

Junio C Hamano wrote:
> 
> Huh?  isspace is "int isspace(int)".  Presumably standard
> integral promotion rules applies here whether char is signed or
> unsigned, doesn't it?
> 
> The snippet you quoted is from apply.c, and I would say what is
> more problematic is that we do not force C locale while parsing
> the diff (see another thread -- we would want to process diffs
> as byte streams).
> 

The problem is that isspace() is defined to operate on an integer which 
can be an unsigned char value promoted to int or EOF (-1).

	-hpa

  parent reply	other threads:[~2005-10-13 13:27 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-10-12  1:40 Usage of isspace and friends Morten Welinder
2005-10-13  6:49 ` Junio C Hamano
2005-10-13  8:29   ` Antti-Juhani Kaijanaho
2005-10-13 13:27   ` H. Peter Anvin [this message]
2005-10-13 15:44     ` Junio C Hamano
2005-10-13 15:04   ` Linus Torvalds
2005-10-13 15:45     ` H. Peter Anvin
2005-10-13 15:56       ` Linus Torvalds
2005-10-13 16:07         ` H. Peter Anvin
2005-10-13 15:46     ` Linus Torvalds

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=434E60AB.8030607@zytor.com \
    --to=hpa@zytor.com \
    --cc=git@vger.kernel.org \
    --cc=junkio@cox.net \
    --cc=mwelinder@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).