2012-12-20 15:18:24 +00:00
|
|
|
/*******************************************************************************
|
|
|
|
|
|
|
|
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
|
|
|
|
|
|
|
|
This file is part of the Sortix C Library.
|
|
|
|
|
|
|
|
The Sortix C Library is free software: you can redistribute it and/or modify
|
|
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
|
|
the Free Software Foundation, either version 3 of the License, or (at your
|
|
|
|
option) any later version.
|
|
|
|
|
|
|
|
The Sortix C Library is distributed in the hope that it will be useful, but
|
|
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
|
|
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
|
|
|
License for more details.
|
|
|
|
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
2013-06-12 11:12:29 +00:00
|
|
|
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
|
2012-12-20 15:18:24 +00:00
|
|
|
|
2013-06-24 22:02:01 +00:00
|
|
|
wctype/wctype.cpp
|
2012-12-20 15:18:24 +00:00
|
|
|
Character types.
|
|
|
|
|
|
|
|
*******************************************************************************/
|
|
|
|
|
|
|
|
#include <string.h>
|
|
|
|
#include <wctype.h>
|
|
|
|
|
|
|
|
// TODO: Support other locales than ASCII.
|
|
|
|
|
|
|
|
extern "C" int iswalnum(wint_t c)
|
|
|
|
{
|
|
|
|
return iswalpha(c) || iswdigit(c);
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswalpha(wint_t c)
|
|
|
|
{
|
|
|
|
return iswupper(c) || iswlower(c);
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswblank(wint_t c)
|
|
|
|
{
|
|
|
|
return c == L' ' || c == L'\t';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswcntrl(wint_t c)
|
|
|
|
{
|
|
|
|
return 0 <= c && c < 32;
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswdigit(wint_t c)
|
|
|
|
{
|
|
|
|
return L'0' <= c && c <= L'9';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswgraph(wint_t c)
|
|
|
|
{
|
|
|
|
return L'!' <= c && c <= L'~';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswlower(wint_t c)
|
|
|
|
{
|
|
|
|
return L'a' <= c && c <= L'z';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswprint(wint_t c)
|
|
|
|
{
|
|
|
|
return iswgraph(c) || c == L' ';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswpunct(wint_t c)
|
|
|
|
{
|
|
|
|
return iswprint(c) && c != L' ' && !iswalnum(c);
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswspace(wint_t c)
|
|
|
|
{
|
|
|
|
return c == L'\t' || c == L'\n' || c == L'\v' || c == L'\f' || c == L'\r' || c == L' ';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswupper(wint_t c)
|
|
|
|
{
|
|
|
|
return L'A' <= c && c <= L'Z';
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswxdigit(wint_t c)
|
|
|
|
{
|
|
|
|
if ( iswdigit(c) ) { return 1; }
|
|
|
|
if ( L'a' <= c && c <= L'f' ) { return 1; }
|
|
|
|
if ( L'A' <= c && c <= L'F' ) { return 1; }
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int towlower(wint_t c)
|
|
|
|
{
|
|
|
|
if ( L'A' <= c && c <= L'Z' ) { return L'a' + c - L'A'; }
|
|
|
|
return c;
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int towupper(wint_t c)
|
|
|
|
{
|
|
|
|
if ( L'a' <= c && c <= L'z' ) { return L'A' + c - L'a'; }
|
|
|
|
return c;
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" int iswctype(wint_t c, wctype_t wct)
|
|
|
|
{
|
|
|
|
return wct(c);
|
|
|
|
}
|
|
|
|
|
|
|
|
extern "C" wctype_t wctype(const char *name)
|
|
|
|
{
|
|
|
|
if ( !strcmp(name, "alnum") ) return (wctype_t) iswalnum;
|
|
|
|
if ( !strcmp(name, "alpha") ) return (wctype_t) iswalpha;
|
|
|
|
if ( !strcmp(name, "blank") ) return (wctype_t) iswblank;
|
|
|
|
if ( !strcmp(name, "cntrl") ) return (wctype_t) iswcntrl;
|
|
|
|
if ( !strcmp(name, "digit") ) return (wctype_t) iswdigit;
|
|
|
|
if ( !strcmp(name, "graph") ) return (wctype_t) iswgraph;
|
|
|
|
if ( !strcmp(name, "lower") ) return (wctype_t) iswlower;
|
|
|
|
if ( !strcmp(name, "print") ) return (wctype_t) iswprint;
|
|
|
|
if ( !strcmp(name, "punct") ) return (wctype_t) iswpunct;
|
|
|
|
if ( !strcmp(name, "space") ) return (wctype_t) iswspace;
|
|
|
|
if ( !strcmp(name, "upper") ) return (wctype_t) iswupper;
|
|
|
|
if ( !strcmp(name, "xdigit") ) return (wctype_t) iswxdigit;
|
|
|
|
return (wctype_t) 0;
|
|
|
|
}
|