73 lines
1.3 KiB
C
73 lines
1.3 KiB
C
/***
|
|
*mbsupr.c - Convert string upper case (MBCS)
|
|
*
|
|
* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
|
|
*
|
|
*Purpose:
|
|
* Convert string upper case (MBCS)
|
|
*
|
|
*Revision History:
|
|
* 11-19-92 KRS Ported from 16-bit sources.
|
|
*
|
|
*******************************************************************************/
|
|
|
|
#ifdef _MBCS
|
|
#include <cruntime.h>
|
|
#include <ctype.h>
|
|
#include <mbdata.h>
|
|
#include <mbstring.h>
|
|
#include <mbctype.h>
|
|
|
|
|
|
/***
|
|
* _mbsupr - Convert string upper case (MBCS)
|
|
*
|
|
*Purpose:
|
|
* Converts all the lower case characters in a string
|
|
* to upper case in place. Handles MBCS chars correctly.
|
|
*
|
|
*Entry:
|
|
* unsigned char *string = pointer to string
|
|
*
|
|
*Exit:
|
|
* Returns a pointer to the input string; no error return.
|
|
*
|
|
*Exceptions:
|
|
*
|
|
*******************************************************************************/
|
|
|
|
unsigned char * _CRTAPI1 _mbsupr( string )
|
|
unsigned char *string;
|
|
{
|
|
unsigned char *cp;
|
|
|
|
for (cp=string; *cp; cp++) {
|
|
|
|
if (_ISLEADBYTE(*cp)) {
|
|
|
|
#ifdef _MBCS_OS
|
|
cp++; /* bump pointer */
|
|
#else
|
|
if ((_mbascii) && (*cp == _MBASCIILEAD)) {
|
|
|
|
if ( (*(cp+1) >= (_MBLOWERLOW & 0x00FF))
|
|
&& (*(cp+1) <= (_MBLOWERHIGH & 0x00FF))
|
|
)
|
|
*(cp+1) -= _MBCASEDIFF;
|
|
}
|
|
|
|
cp++;
|
|
#endif
|
|
|
|
}
|
|
|
|
else
|
|
/* single byte, macro version */
|
|
*cp = (unsigned char) toupper(*cp);
|
|
|
|
}
|
|
|
|
return( string );
|
|
}
|
|
#endif /* _MBCS */
|