open.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* 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) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
/*LINTLIBRARY*/
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
#include <termio.h>
#include "con.h"
static float HEIGHT = 6.0, WIDTH = 6.0, OFFSET = 0.0;
float botx = 0.0, boty = 0.0, obotx = 0.0, oboty = 0.0;
float scalex = 1.0, scaley = 1.0;
int OUTF, xscale, yscale, xoffset;
struct termio ITTY, PTTY;
void
openpl(void)
{
xnow = ynow = 0;
OUTF = 1;
(void) printf("\r");
(void) ioctl(OUTF, TCGETA, &ITTY);
(void) signal(SIGINT, (void (*)(int))reset);
PTTY = ITTY;
PTTY.c_oflag &= ~(ONLCR|OCRNL|ONOCR|ONLRET);
PTTY.c_cflag |= CSTOPB;
(void) ioctl(OUTF, TCSETAW, &PTTY);
/* initialize constants */
xscale = (int)(4096. / (HORZRESP * WIDTH));
yscale = (int)(4096 / (VERTRESP * HEIGHT));
xoffset = (int)(OFFSET * HORZRESP);
}
void
openvt(void) {
openpl();
}