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Re: Suggested change of ctype.h
On Sun, 14 Jun 2009, Juergen Buchmueller wrote:
> The "int tolower(int c);" man page for example somehow
> suggested to me that it would just sign extend the char.
Please could you suggest improvements to the man page. For example, is
the following text confusing or insufficient or in the wrong part of the
man page? (I suspect that text ilke this shuld be in the DESCRIPTION
near the beginning of the man page, not in a CAVEATS section near the
The argument to tolower() must be EOF or representable as an unsigned
char; otherwise, the behavior is undefined. See the CAVEATS section of
ctype(3) for more details.
--apb (Alan Barrett)
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