X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/8ad349bb6ed4a0be06e34c92be0d98b92e078db4..3903760236c30e3b5ace7a4eefac3a269d68957c:/bsd/kern/tty_conf.c

diff --git a/bsd/kern/tty_conf.c b/bsd/kern/tty_conf.c
index d5f579a8a..b72d464d2 100644
--- a/bsd/kern/tty_conf.c
+++ b/bsd/kern/tty_conf.c
@@ -1,33 +1,30 @@
 /*
- * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 1997-2006 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This file contains Original Code and/or Modifications of Original Code 
- * as defined in and that are subject to the Apple Public Source License 
- * Version 2.0 (the 'License'). You may not use this file except in 
- * compliance with the License.  The rights granted to you under the 
- * License may not be used to create, or enable the creation or 
- * redistribution of, unlawful or unlicensed copies of an Apple operating 
- * system, or to circumvent, violate, or enable the circumvention or 
- * violation of, any terms of an Apple operating system software license 
- * agreement.
- *
- * Please obtain a copy of the License at 
- * http://www.opensource.apple.com/apsl/ and read it before using this 
- * file.
- *
- * The Original Code and all software distributed under the License are 
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
- * Please see the License for the specific language governing rights and 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
  * limitations under the License.
- *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
-/* Copyright (c) 1997 Apple Computer, Inc. All Rights Reserved */
 /*-
  * Copyright (c) 1982, 1986, 1991, 1993
  *      The Regents of the University of California.  All rights reserved.
@@ -77,17 +74,11 @@
 #define MAXLDISC 8
 #endif
 
-#ifndef NeXT
-static l_open_t		l_noopen;
-static l_close_t	l_noclose;
-static l_rint_t		l_norint;
-#else /* NeXT */
 #define	l_noopen	((l_open_t *)  &enodev)
 #define	l_noclose	((l_close_t *) &enodev)
 #define	l_noread	((l_read_t *)  &enodev)
 #define	l_nowrite	((l_write_t *) &enodev)
 #define	l_norint	((l_rint_t *)  &enodev)
-#endif /* !NeXT */
 
 static l_ioctl_t	l_noioctl;
 static l_start_t	l_nostart;
@@ -109,12 +100,8 @@ struct	linesw linesw[MAXLDISC] =
 	  l_noioctl,	ttyinput,	ttwwakeup,	ttymodem },
 	NODISC(1),		/* 1- defunct */
 	  			/* 2- NTTYDISC */
-#if COMPAT_43_TTY
 	{ ttyopen,	ttylclose,	ttread,		ttwrite,
 	  l_noioctl,	ttyinput,	ttwwakeup,	ttymodem },
-#else
-	NODISC(2),
-#endif
 	NODISC(3),		/* TABLDISC */
 	NODISC(4),		/* SLIPDISC */
 	NODISC(5),		/* PPPDISC */
@@ -122,7 +109,7 @@ struct	linesw linesw[MAXLDISC] =
 	NODISC(7),		/* loadable */
 };
 
-int	nlinesw = sizeof (linesw) / sizeof (linesw[0]);
+const int nlinesw = sizeof (linesw) / sizeof (linesw[0]);
 
 static struct linesw nodisc = NODISC(0);
 
@@ -136,9 +123,7 @@ static struct linesw nodisc = NODISC(0);
  * Returns: Index used or -1 on failure.
  */
 int
-ldisc_register(discipline, linesw_p)
-	int discipline;
-	struct linesw *linesw_p;
+ldisc_register(int discipline, struct linesw *linesw_p)
 {
 	int slot = -1;
 
@@ -166,63 +151,13 @@ ldisc_register(discipline, linesw_p)
  * discipline: Index for discipline to unload.
  */
 void
-ldisc_deregister(discipline)
-	int discipline;
+ldisc_deregister(int discipline)
 {
 	if (discipline >= LOADABLE_LDISC && discipline < MAXLDISC) {
 		linesw[discipline] = nodisc;
 	}
 }
 
-#ifndef NeXT
-static int
-l_noopen(dev, tp)
-	dev_t dev;
-	struct tty *tp;
-{
-
-	return (ENODEV);
-}
-
-static int
-l_noclose(tp, flag)
-	struct tty *tp;
-	int flag;
-{
-
-	return (ENODEV);
-}
-
-int
-l_noread(tp, uio, flag)
-	struct tty *tp;
-	struct uio *uio;
-	int flag;
-{
-
-	return (ENODEV);
-}
-
-int
-l_nowrite(tp, uio, flag)
-	struct tty *tp;
-	struct uio *uio;
-	int flag;
-{
-
-	return (ENODEV);
-}
-
-static int
-l_norint(c, tp)
-	int c;
-	struct tty *tp;
-{
-
-	return (ENODEV);
-}
-#endif /* !NeXT */
-
 /*
  * Do nothing specific version of line
  * discipline specific ioctl command.
@@ -231,10 +166,10 @@ static int
 l_noioctl(__unused struct tty *tp, __unused u_long cmd, __unused caddr_t data,
 	  __unused int flags, __unused struct proc *p)
 {
-
 	return ENOTTY;
 }
 
 static void
 l_nostart(__unused struct tty *tp)
-    { }
+{
+}