mirror of
https://github.com/autc04/Retro68.git
synced 2024-09-07 13:54:33 +00:00
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/* Copyright (c) 2002 Red Hat Incorporated.
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
|
|
Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
|
|
Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
The name of Red Hat Incorporated may not be used to endorse
|
|
or promote products derived from this software without specific
|
|
prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
ARE DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY
|
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*
|
|
FUNCTION
|
|
<<iswcntrl>>---control wide character test
|
|
|
|
INDEX
|
|
iswcntrl
|
|
|
|
ANSI_SYNOPSIS
|
|
#include <wctype.h>
|
|
int iswcntrl(wint_t <[c]>);
|
|
|
|
TRAD_SYNOPSIS
|
|
#include <wctype.h>
|
|
int iswcntrl(<[c]>)
|
|
wint_t <[c]>;
|
|
|
|
DESCRIPTION
|
|
<<iswcntrl>> is a function which classifies wide-character values that
|
|
are categorized as control characters.
|
|
|
|
RETURNS
|
|
<<iswcntrl>> returns non-zero if <[c]> is a control wide character.
|
|
|
|
PORTABILITY
|
|
<<iswcntrl>> is C99.
|
|
|
|
No supporting OS subroutines are required.
|
|
*/
|
|
#include <_ansi.h>
|
|
#include <newlib.h>
|
|
#include <wctype.h>
|
|
#include <ctype.h>
|
|
#include <string.h>
|
|
#include "local.h"
|
|
|
|
int
|
|
_DEFUN(iswcntrl,(c), wint_t c)
|
|
{
|
|
#ifdef _MB_CAPABLE
|
|
c = _jp2uc (c);
|
|
|
|
/* Based on Unicode 5.2. All characters from general category "Cc", "Zl",
|
|
and "Zp". */
|
|
return ((c >= 0x0000 && c <= 0x001f) ||
|
|
(c >= 0x007f && c <= 0x009f) ||
|
|
c == 0x2028 || c == 0x2029);
|
|
#else
|
|
return (c < 0x100 ? iscntrl (c) : 0);
|
|
#endif /* _MB_CAPABLE */
|
|
}
|
|
|