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1/* -*- linux-c -*- --------------------------------------------------------- *
2 *
3 * linux/include/linux/devpts_fs.h
4 *
5 * Copyright 1998-2004 H. Peter Anvin -- All Rights Reserved
6 *
7 * This file is part of the Linux kernel and is made available under
8 * the terms of the GNU General Public License, version 2, or at your
9 * option, any later version, incorporated herein by reference.
10 *
11 * ------------------------------------------------------------------------- */
12
13#ifndef _LINUX_DEVPTS_FS_H
14#define _LINUX_DEVPTS_FS_H
15
16#include <linux/errno.h>
17
18#ifdef CONFIG_UNIX98_PTYS
19
20int devpts_pty_new(struct tty_struct *tty); /* mknod in devpts */
21struct tty_struct *devpts_get_tty(int number); /* get tty structure */
22void devpts_pty_kill(int number); /* unlink */
23
24#else
25
26/* Dummy stubs in the no-pty case */
27static inline int devpts_pty_new(struct tty_struct *tty) { return -EINVAL; }
28static inline struct tty_struct *devpts_get_tty(int number) { return NULL; }
29static inline void devpts_pty_kill(int number) { }
30
31#endif
32
33
34#endif /* _LINUX_DEVPTS_FS_H */