1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
24
25
26 /*
27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
29 */
30
31 #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
32 /*LINTLIBRARY*/
33
34 #include <signal.h>
35 #include <stdio.h>
36 #include <unistd.h>
37 #include <termio.h>
38 #include "con.h"
39
40 static float HEIGHT = 6.0, WIDTH = 6.0, OFFSET = 0.0;
41 float botx = 0.0, boty = 0.0, obotx = 0.0, oboty = 0.0;
42 float scalex = 1.0, scaley = 1.0;
43 int OUTF, xscale, yscale, xoffset;
44 struct termio ITTY, PTTY;
45
46 void
openpl(void)47 openpl(void)
48 {
49 xnow = ynow = 0;
50 OUTF = 1;
51 (void) printf("\r");
52 (void) ioctl(OUTF, TCGETA, &ITTY);
53 (void) signal(SIGINT, (void (*)(int))reset);
54 PTTY = ITTY;
55 PTTY.c_oflag &= ~(ONLCR|OCRNL|ONOCR|ONLRET);
56 PTTY.c_cflag |= CSTOPB;
57 (void) ioctl(OUTF, TCSETAW, &PTTY);
58 /* initialize constants */
59 xscale = (int)(4096. / (HORZRESP * WIDTH));
60 yscale = (int)(4096 / (VERTRESP * HEIGHT));
61 xoffset = (int)(OFFSET * HORZRESP);
62 }
63
64 void
openvt(void)65 openvt(void) {
66 openpl();
67 }
68