From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <junkio@cox.net>
Subject: Re: [PATCH 1/2] libgit.a: add some UTF-8 handling functions
Date: Fri, 22 Dec 2006 13:27:47 -0800
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To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
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Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:

> This adds utf8_byte_count(), utf8_strlen() and print_wrapped_text().
>
> The most important is probably utf8_strlen(), which returns the length
> of the text, if it is in UTF-8, otherwise -1.
>
> Note that we do not go the full nine yards: we could also check that
> the character is encoded with the minimum amount of bytes, as pointed
> out by Uwe Kleine-Koenig.
>
> The function print_wrapped_text() can be used to wrap text to a certain
> line length.

If you do wrapped_text, I think you do not _want_ strlen (the
definition to me of strlen is "number of characters in the
string").  What you want is a function that returns the number
of columns consumed when displayed on monospace terminal.