Ctype patch for review

[Andrey Chernov]

On Tue, Sep 18, 2007 at 02:01:00AM +0900, YAMAMOTO, Taku wrote:
> Checking for __mb_cur_max is not enough for certain locales.
> For example, SJIS has following range for JIS X0201 (a.k.a. HALFWIDTH KANA).
> 
> /*
>  * JIS X201
>  */
> PUNCT           0xa1-0xa5
> SPACE           0xa0
> BLANK           0xa0
> SPECIAL         0xa1-0xdf
> PHONOGRAM       0xa6-0xdf
> SWIDTH1         0xa0-0xdf

I don't understand your remark. MSKanji have __mb_cur_max = 2 and so those 
ranges are wchar_t ranges. My patch restrict unsigned char ranges only.

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