| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 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 | |
| 20 | int devpts_pty_new(struct tty_struct *tty); /* mknod in devpts */ |
| 21 | struct tty_struct *devpts_get_tty(int number); /* get tty structure */ |
| 22 | void devpts_pty_kill(int number); /* unlink */ |
| 23 | |
| 24 | #else |
| 25 | |
| 26 | /* Dummy stubs in the no-pty case */ |
| 27 | static inline int devpts_pty_new(struct tty_struct *tty) { return -EINVAL; } |
| 28 | static inline struct tty_struct *devpts_get_tty(int number) { return NULL; } |
| 29 | static inline void devpts_pty_kill(int number) { } |
| 30 | |
| 31 | #endif |
| 32 | |
| 33 | |
| 34 | #endif /* _LINUX_DEVPTS_FS_H */ |