/* -*- 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_new_index(struct inode *ptmx_inode); void devpts_kill_index(struct inode *ptmx_inode, int idx); /* mknod in devpts */ struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index, void *priv); /* get private structure */ void *devpts_get_priv(struct inode *pts_inode); /* unlink */ void devpts_pty_kill(struct inode *inode); #else /* Dummy stubs in the no-pty case */ static inline int devpts_new_index(struct inode *ptmx_inode) { return -EINVAL; } static inline void devpts_kill_index(struct inode *ptmx_inode, int idx) { } static inline struct inode *devpts_pty_new(struct inode *ptmx_inode, dev_t device, int index, void *priv) { return ERR_PTR(-EINVAL); } static inline void *devpts_get_priv(struct inode *pts_inode) { return NULL; } static inline void devpts_pty_kill(struct inode *inode) { } #endif #endif /* _LINUX_DEVPTS_FS_H */