Re: [dev] [PATCH] [sbase] Use utflen in cols(1)

From: Brandon Mulcahy <brandon_AT_jangler.info>
Date: Fri, 5 Dec 2014 18:06:52 -0500

On Fri, Dec 05, 2014 at 10:39:49PM +0000, Dimitris Papastamos wrote:
> On Fri, Dec 05, 2014 at 02:18:03PM -0800, Robert Ransom wrote:
> > On 12/5/14, Brandon Mulcahy <brandon_AT_jangler.info> wrote:
> > > -It does not handle non-ASCII UTF-8 runes
> > > -or TAB characters correctly.
> > > +It does not handle TAB characters correctly.
> >
> > utflen returns the number of runes in a string, not the number of
> > character cells that will be used to display it on a terminal.
>
> Hm... yes.

That's true. Perhaps the man page could say something like: "It assumes
a single-cell glyph for each character". The deficiency isn't unique to
the treatment of UTF-8.
Received on Sat Dec 06 2014 - 00:06:52 CET