X11R7.5 and C.UTF-8

Corinna Vinschen corinna-cygwin@cygwin.com
Thu Dec 3 13:48:00 GMT 2009

On Dec  3 13:16, Andy Koppe wrote:
> 2009/12/3 Thomas Dickey:
> >> From
> >> http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap07.html,
> >> §7.2:
> >>
> >> "The tables in Locale Definition describe the characteristics and
> >> behavior of the POSIX locale for data consisting entirely of
> >> characters from the portable character set and the control character
> >> set. For other characters, the behavior is unspecified."
> >>
> >> This means that characters 0..127 have to be treated as ASCII, but
> >> beyond that an implementation can do what it wants. And on Cygwin 1.7,
> >> plain "C" actually does imply UTF-8, which happily is
> >> backward-compatible with ASCII.
> >
> > That's an interpretation that so far hasn't been blessed by the standards
> > people.  Any discussion of this topic should mention that, as a caveat.
> Fair point. It also means that apps are entitled to assume that "C"
> supports no more than ASCII, which is why Cygwin 1.7's default locale
> is C.UTF-8. A default locale setting based on the user's language
> selection would be better, but we don't have that (yet?).

Try the attached.  Note:  It has a hidden "--testloop" option...


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat
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