1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright (c) 1987 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate */
25*0Sstevel@tonic-gate
26*0Sstevel@tonic-gate #ident "%Z%%M% %I% %E% SMI"
27*0Sstevel@tonic-gate /* SunOS-4.1 1.2 */
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate * Pseudo-terminal driver.
31*0Sstevel@tonic-gate *
32*0Sstevel@tonic-gate * Configuration dependent variables
33*0Sstevel@tonic-gate */
34*0Sstevel@tonic-gate
35*0Sstevel@tonic-gate #include <sys/types.h>
36*0Sstevel@tonic-gate #include <sys/param.h>
37*0Sstevel@tonic-gate #include <sys/termios.h>
38*0Sstevel@tonic-gate #include <sys/stream.h>
39*0Sstevel@tonic-gate #include <sys/stropts.h>
40*0Sstevel@tonic-gate #include <sys/kmem.h>
41*0Sstevel@tonic-gate #include <sys/tty.h>
42*0Sstevel@tonic-gate #include <sys/ptyvar.h>
43*0Sstevel@tonic-gate
44*0Sstevel@tonic-gate #ifndef NOLDPTY
45*0Sstevel@tonic-gate #define NOLDPTY 48 /* crude XXX */
46*0Sstevel@tonic-gate #endif
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate int npty = NOLDPTY;
49*0Sstevel@tonic-gate
50*0Sstevel@tonic-gate struct pty *pty_softc;
51*0Sstevel@tonic-gate
52*0Sstevel@tonic-gate struct pollhead ptcph; /* poll head for ptcpoll() use */
53*0Sstevel@tonic-gate
54*0Sstevel@tonic-gate /*
55*0Sstevel@tonic-gate * Allocate space for data structures at runtime.
56*0Sstevel@tonic-gate */
57*0Sstevel@tonic-gate void
pty_initspace(void)58*0Sstevel@tonic-gate pty_initspace(void)
59*0Sstevel@tonic-gate {
60*0Sstevel@tonic-gate pty_softc = (struct pty *)
61*0Sstevel@tonic-gate kmem_zalloc(npty * sizeof (struct pty), KM_SLEEP);
62*0Sstevel@tonic-gate }
63