reactos/sdk/lib/ucrt/mbstring/ismbgrph.cpp

54 lines
1.4 KiB
C++

/***
*ismbgrph - Test if character is graphical (MBCS)
*
* Copyright (c) Microsoft Corporation. All rights reserved.
*
*Purpose:
* Test if character is graphical (MBCS)
*
*******************************************************************************/
#ifndef _MBCS
#error This file should only be compiled with _MBCS defined
#endif
#include <corecrt_internal_mbstring.h>
#include <locale.h>
/***
* _ismbcgraph - Test if character is graphical (MBCS)
*
*Purpose:
* Test if the supplied character is graphical or not.
* Handles MBCS characters correctly.
*
* Note: Use test against 0x00FF instead of _ISLEADBYTE
* to ensure that we don't call SBCS routine with a two-byte
* value.
*
*Entry:
* unsigned int c = character to test
*
*Exit:
* Returns TRUE if c is an graphical character; else FALSE
*
*Exceptions:
*
*******************************************************************************/
extern "C" int __cdecl _ismbcgraph_l(unsigned int const c, _locale_t const locale)
{
_LocaleUpdate locale_update(locale);
if (c <= 0x00FF)
{
return _ismbbgraph_l(c, locale_update.GetLocaleT());
}
return __dcrt_multibyte_check_type(c, locale_update.GetLocaleT(), _PUNCT | _ALPHA | _DIGIT, true);
}
extern "C" int __cdecl _ismbcgraph(unsigned int const c)
{
return _ismbcgraph_l(c, nullptr);
}