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Re: Proposal: _ctype_ table bitwidth change
On Fri, Mar 25, 2011 at 08:25:58AM +0900, Takehiko NOZAKI wrote:
> your idea is:
> #define isalpha(c) (_ctype_[c] & _ALPHA)
> #define isblank(c) (_ctype_extra_bit_[c] & _BLANK)
#define isblank(c) (_ctype_[(c)+257] & _BLANK)
Might be better.
A 16bit array would need to be defined as (say) _ctype16_
Interestingly, when I trawled through the NetBSD source tree
I found no places where isxxx(EOF) might have been called.
David Laight: david%l8s.co.uk@localhost
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