jtohira.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 83 行

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*                            Open Watcom Project
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#include "variety.h"
#include <jstring.h>
#include <mbstring.h>

/**
*
*  Name:        jtohira         傂傜偑側偵曄姺
*
*  Synopsis:    nc = jtohira( c );
*
*               JMOJI nc;       曄姺偟偨慡妏暥帤
*               JMOJI c;        曄姺偡傞慡妏暥帤
*
*  Description: 梌偊傜傟偨慡妏暥帤傪曄姺偡傞丅jtolower偼戝暥帤傪
*               彫暥帤偵丄jtoupper偼彫暥帤傪戝暥帤偵曄姺偡傞丅
*               jtohira 偼僇僞僇僫傪傂傜偑側偵丄jtokata 偼傂傜偑側
*               傪僇僞僇僫偵曄姺偡傞丅
*
*  Returns:     曄姺晄擻偺応崌偼側偵傕偣偢偵c 偺抣傪曉偡丅
*
*
*  Name:        jtohira         Convert to Hiragana of 2-byte KANJI code
*
*  Synopsis:    nc = jtohira( c );
*
*               JMOJI nc;       Hiragana of 2-byte KANJI code
*               JMOJI c;        2-byte KANJI code
*
*  Description: Convert to given 2-byte KANJI code. Jtolower converts upper
*               case 2-byte KANJI code to lower case, jtoupper converts lower
*               case 2-byte KANJI code to upper case. Jtohira converts
*               katakana 2-byte KANJI code to hiragana and jtokata hiragana
*               2-byte KANJI code to katakana.
*
*  Returns:     If it is not able to be converted, it returns the value of c.
*
**/

_WCRTLINK unsigned int _mbctohira( unsigned int ch )
{
    return( jtohira( ch ) );
}


_WCRTLINK JMOJI jtohira( JMOJI c )
{
    if( jiskana( c ) && c <= 0x8393 )
        c -= ( c < 0x837f ) ? 0xa1 : 0xa2;
    return( c );
}