windows-nt/Source/XPSP1/NT/base/crts/crtw32/mbstring/mbsnextc.c
2020-09-26 16:20:57 +08:00

56 lines
1.2 KiB
C

/***
*mbsnextc.c - Get the next character in an MBCS string.
*
* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* To return the value of the next character in an MBCS string.
*
*Revision History:
* 11-19-92 KRS Ported from 16-bit sources.
* 10-05-93 GJF Replaced _CRTAPI1 with __cdecl.
* 04-28-98 GJF No more _ISLEADBYTE macro.
*
*******************************************************************************/
#ifdef _MBCS
#include <cruntime.h>
#include <mbdata.h>
#include <mbctype.h>
#include <mbstring.h>
/***
*_mbsnextc: Returns the next character in a string.
*
*Purpose:
* To return the value of the next character in an MBCS string.
* Does not advance pointer to the next character.
*
*Entry:
* unsigned char *s = string
*
*Exit:
* unsigned int next = next character.
*
*Exceptions:
*
*******************************************************************************/
unsigned int __cdecl _mbsnextc(
const unsigned char *s
)
{
unsigned int next = 0;
if ( _ismbblead(*s) )
next = ((unsigned int) *s++) << 8;
next += (unsigned int) *s;
return(next);
}
#endif /* _MBCS */