On Dec 19 21:57, Bruno Haible wrote: > Hello Thomas, > > Oops 1: I forgot to add the reference to POSIX: > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswcntrl.html > > Oops 2: > The relevant expression is iswcntrl (WEOF), not iswcntrl (EOF). > > > > Are there any other special requirements concerning EOF? > > WEOF is a special value. The difference between wint_t and wchar_t is > essentially that WEOF fits into wint_t but is not guaranteed to fit in > wchar_t. > (Like EOF fits into 'int' but usually does not fit in 'unsigned char'.) > > WEOF is special for all functions declared in <wctype.h>, see > > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswalnum.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswalpha.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswblank.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswcntrl.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswdigit.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswgraph.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswlower.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswprint.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswpunct.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswspace.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswupper.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswxdigit.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/iswctype.html > > http://pubs.opengroup.org/onlinepubs/9699919799/functions/towlower.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/towupper.html > http://pubs.opengroup.org/onlinepubs/9699919799/functions/towctrans.html > > > this could be fixed in iswcntrl_l.c as a special condition, or > > injected as a special case in the categories.t table. > > Probably, yes.
Thomas, any input? Are you going to provide patches? Thanks, Corinna -- Corinna Vinschen Cygwin Maintainer
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