/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* Copyright (c) 1997, by Sun Microsystems, Inc.
* All rights reserved.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*LINTLIBRARY*/
#include "curses_inc.h"
#include <sys/types.h>
#include <ctype.h>
#define CSWIDTH 514
short cswidth[4] = {-1, 1, 1, 1}; /* character length */
short _curs_scrwidth[4] = {1, 1, 1, 1}; /* screen width */
/*
* This function is called only once in a program.
* Before cgetwidth() is called, setlocale() must be called.
*/
void
mbgetwidth(void)
{
unsigned char *cp = &__ctype[CSWIDTH];
cswidth[0] = cp[0];
cswidth[1] = cp[1];
cswidth[2] = cp[2];
_curs_scrwidth[0] = cp[3];
_curs_scrwidth[1] = cp[4];
_curs_scrwidth[2] = cp[5];
}
int
mbeucw(int c)
{
c &= 0xFF;
if (c & 0x80) {
if (c == SS2) {
return (cswidth[1]);
} else if (c == SS3) {
return (cswidth[2]);
}
return (cswidth[0]);
}
return (1);
}
int
mbscrw(int c)
{
c &= 0xFF;
if (c & 0x80) {
if (c == SS2) {
return (_curs_scrwidth[1]);
} else if (c == SS3) {
return (_curs_scrwidth[2]);
}
return (_curs_scrwidth[0]);
}
return (1);
}
int
wcscrw(wchar_t wc)
{
int rv;
switch (wc & EUCMASK) {
case P11: /* Code set 1 */
rv = _curs_scrwidth[0];
break;
case P01: /* Code set 2 */
rv = _curs_scrwidth[1];
break;
case P10: /* Code set 3 */
rv = _curs_scrwidth[2];
break;
default : /* Code set 0 */
rv = 1;
break;
}
return (rv);
}