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Re: Usage of isspace and friends

From
HAH. Peter Anvin <hpa@zytor.com>
Date
Oct 13, 2005, 16:07 UTC
Message-ID
<434E8650.7060604@zytor.com>
In-Reply-To
<Pine.LNX.4.64.0510130847190.15297@g5.osdl.org>
Linus Torvalds wrote:
Show 10 quoted lines
> 
> Yeah, and I agree, that was a mistake. It could have been fixed by making 
> EOF be MIN_INT (or any other value outside the range of either "unsigned 
> char" or "signed char" - preferably still negative), but there are 
> probably programs that depend on it being -1. 
> 
> The stupid thing I just posted doesn't care. It happens to return 0 for 
> EOF for all cases, but that's a side effect of (a) not doing locales (so 
> 255 is never printable or alpha) and (b) not even implementing iscntrl().
>

Given that for isprint() et al are useless for non-ASCII UTF-8 anyway, might as well (they are not defined to be able to take wide character values.)

	-hpa
Previous: Linus TorvaldsNext: Linus Torvalds
Message 9 of 10 in “Usage of isspace and friends”
  1. Morten WelinderOct 12, 2005
  2. Junio C HamanoOct 13, 2005
  3. Antti-Juhani KaijanahoOct 13, 2005
  4. H. Peter AnvinOct 13, 2005
  5. Junio C HamanoOct 13, 2005
  6. Linus TorvaldsOct 13, 2005
  7. H. Peter AnvinOct 13, 2005
  8. Linus TorvaldsOct 13, 2005
  9. H. Peter AnvinOct 13, 2005
  10. Linus TorvaldsOct 13, 2005

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