Subject: Re: locale ctype corrections
To: None <email@example.com>
From: YAMAMOTO Takashi <firstname.lastname@example.org>
Date: 03/08/2005 17:00:19
> In the architectural view, isw?xdigit(c) is not always true when
> isw?digit(c) is true, because SUSv3 defines 'digit' class and
> 'xdigit' class individually. ctype.h would rathar be changed than
> iswctype.c. The current ctype.h (derived from 4.3BSD) is not
> sufficient to conform to SUS and we need to overhaul ctype.h.
charactors in digit class are automatically included in xdigit.
see "Valid Character Class Combinations" in susv3.