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From: Jan-Benedict Glaw <jbglaw@lug-owl.de>
To: linux-kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Stop printk printing non-printable chars
Date: Sun, 20 Jun 2004 00:56:30 +0200	[thread overview]
Message-ID: <20040619225630.GE20632@lug-owl.de> (raw)
In-Reply-To: <1087675920.9831.941.camel@cube>

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On Sat, 2004-06-19 16:12:00 -0400, Albert Cahalan <albert@users.sf.net>
wrote in message <1087675920.9831.941.camel@cube>:
> David Woodhouse writes:
> > Please don't do that -- it makes printing UTF-8 impossible.
> > While I'd not argue that now is the time to start outputting
> > UTF-8 all over the place, I wouldn't accept that it's a good
> > time to _prevent_ it either, as your patch would do.
> >
> > If you want to post-process printk output, don't do it in the kernel. 
> 
> It is dangerous to let the 0x9b character go out
> to a serial console. It means the same as ESC [ does
> when you have a normal 8-bit terminal.

Get real: either you *want* to get those codes interpreted (think about
full-blown ncurses apps being run over serial link), or you *don't* (think
about simply recording serial console's output). You just have to choose
the correct application for your task.

MfG, JBG

-- 
   Jan-Benedict Glaw       jbglaw@lug-owl.de    . +49-172-7608481
   "Eine Freie Meinung in  einem Freien Kopf    | Gegen Zensur | Gegen Krieg
    fuer einen Freien Staat voll Freier Bürger" | im Internet! |   im Irak!
   ret = do_actions((curr | FREE_SPEECH) & ~(NEW_COPYRIGHT_LAW | DRM | TCPA));

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  reply	other threads:[~2004-06-19 22:56 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-19 20:12 Albert Cahalan
2004-06-19 22:56 ` Jan-Benedict Glaw [this message]
  -- strict thread matches above, loose matches on Subject: below --
2004-06-20  4:02 Albert Cahalan
2004-06-20  8:38 ` David Woodhouse
2004-06-20  8:49 ` Jan-Benedict Glaw
2004-06-18 20:53 matthew-lkml
2004-06-18 21:08 ` Linus Torvalds
2004-06-18 22:44   ` Jesper Juhl
2004-06-18 23:52     ` matthew-lkml
2004-06-19  4:18       ` Willy Tarreau
2004-06-19 10:27         ` Matthias Urlichs
2004-06-19 23:00       ` Dave Jones
2004-06-19  1:23     ` Matthias Urlichs
2004-06-19  1:43       ` Jesper Juhl
2004-06-19 10:20         ` Matthias Urlichs
2004-06-18 21:32 ` Jan-Benedict Glaw
2004-06-18 21:58   ` Pekka Pietikainen
2004-06-19  0:03   ` matthew-lkml
2004-06-19  8:31     ` Jan-Benedict Glaw
2004-06-19 11:18 ` David Woodhouse
2004-06-19 15:49   ` matthew-lkml
2004-06-19 16:09     ` Arjan van de Ven
2004-06-20  2:19     ` Horst von Brand
2004-06-20 14:17     ` David Woodhouse
2004-06-20 20:06       ` Jeff Woods

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