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From: "Russ Cox" <rsc@swtch.com>
To: 9fans@9fans.net
Subject: Re: [9fans] Bgetrune while(i>runesize) loop
Date: Thu, 10 Jul 2008 16:45:52 -0400	[thread overview]
Message-ID: <20080710204411.E49F21E8C69@holo.morphisms.net> (raw)
In-Reply-To: <36F38215-C75A-46DD-9287-006878D7A102@mac.com>

> Would this be because fullrune doesn't check for validity, and if
> chartorune fails then the possibility of eating too much comes about?

Mostly, yes.  The fundamental issue is that, presented
with malformed UTF-8, chartorune needs to look at
more bytes than the number it returns.

Russ



      reply	other threads:[~2008-07-10 20:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-10 18:13 Pietro Gagliardi
2008-07-10 18:53 ` Russ Cox
2008-07-10 20:18   ` Pietro Gagliardi
2008-07-10 20:45     ` Russ Cox [this message]

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