/* -*- linux-c -*- --------------------------------------------------------- *
   *
   * linux/include/linux/devpts_fs.h
   *
   *  Copyright 1998-2004 H. Peter Anvin -- All Rights Reserved
   *
   * This file is part of the Linux kernel and is made available under
   * the terms of the GNU General Public License, version 2, or at your
   * option, any later version, incorporated herein by reference.
   *
   * ------------------------------------------------------------------------- */
  
  #ifndef _LINUX_DEVPTS_FS_H
  #define _LINUX_DEVPTS_FS_H
  
  #include <linux/errno.h>
  
  #ifdef CONFIG_UNIX98_PTYS
  
  int devpts_pty_new(struct tty_struct *tty);      /* mknod in devpts */
  struct tty_struct *devpts_get_tty(int number);	 /* get tty structure */
  void devpts_pty_kill(int number);		 /* unlink */
  
  #else
  
  /* Dummy stubs in the no-pty case */
  static inline int devpts_pty_new(struct tty_struct *tty) { return -EINVAL; }
  static inline struct tty_struct *devpts_get_tty(int number) { return NULL; }
  static inline void devpts_pty_kill(int number) { }
  
  #endif
  
  
  #endif /* _LINUX_DEVPTS_FS_H */