diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/console.h | 5 | ||||
-rw-r--r-- | include/linux/proc_fs.h | 5 | ||||
-rw-r--r-- | include/linux/tty.h | 44 |
3 files changed, 43 insertions, 11 deletions
diff --git a/include/linux/console.h b/include/linux/console.h index dedb082..3b709da 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -157,7 +157,12 @@ extern int is_console_locked(void); extern int braille_register_console(struct console *, int index, char *console_options, char *braille_options); extern int braille_unregister_console(struct console *); +#ifdef CONFIG_TTY extern void console_sysfs_notify(void); +#else +static inline void console_sysfs_notify(void) +{ } +#endif extern bool console_suspend_enabled; /* Suspend and resume console messages over PM events */ diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 32676b3..3c22538 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -127,7 +127,12 @@ extern void pid_ns_release_proc(struct pid_namespace *ns); * proc_tty.c */ struct tty_driver; +#ifdef CONFIG_TTY extern void proc_tty_init(void); +#else +static inline void proc_tty_init(void) +{ } +#endif extern void proc_tty_register_driver(struct tty_driver *driver); extern void proc_tty_unregister_driver(struct tty_driver *driver); diff --git a/include/linux/tty.h b/include/linux/tty.h index f89acd1..c75d886 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -318,11 +318,43 @@ struct tty_file_private { #define TTY_WRITE_FLUSH(tty) tty_write_flush((tty)) +#ifdef CONFIG_TTY +extern void console_init(void); +extern void tty_kref_put(struct tty_struct *tty); +extern struct pid *tty_get_pgrp(struct tty_struct *tty); +extern void tty_vhangup_self(void); +extern void disassociate_ctty(int priv); +extern dev_t tty_devnum(struct tty_struct *tty); +extern void proc_clear_tty(struct task_struct *p); +extern struct tty_struct *get_current_tty(void); +/* tty_io.c */ +extern int __init tty_init(void); +#else +static inline void console_init(void) +{ } +static inline void tty_kref_put(struct tty_struct *tty) +{ } +static inline struct pid *tty_get_pgrp(struct tty_struct *tty) +{ return NULL; } +static inline void tty_vhangup_self(void) +{ } +static inline void disassociate_ctty(int priv) +{ } +static inline dev_t tty_devnum(struct tty_struct *tty) +{ return 0; } +static inline void proc_clear_tty(struct task_struct *p) +{ } +static inline struct tty_struct *get_current_tty(void) +{ return NULL; } +/* tty_io.c */ +static inline int __init tty_init(void) +{ return 0; } +#endif + extern void tty_write_flush(struct tty_struct *); extern struct ktermios tty_std_termios; -extern void console_init(void); extern int vcs_init(void); extern struct class *tty_class; @@ -342,7 +374,6 @@ static inline struct tty_struct *tty_kref_get(struct tty_struct *tty) kref_get(&tty->kref); return tty; } -extern void tty_kref_put(struct tty_struct *tty); extern int tty_paranoia_check(struct tty_struct *tty, struct inode *inode, const char *routine); @@ -374,18 +405,15 @@ extern void tty_driver_remove_tty(struct tty_driver *driver, struct tty_struct *tty); extern void tty_free_termios(struct tty_struct *tty); extern int is_current_pgrp_orphaned(void); -extern struct pid *tty_get_pgrp(struct tty_struct *tty); extern int is_ignored(int sig); extern int tty_signal(int sig, struct tty_struct *tty); extern void tty_hangup(struct tty_struct *tty); extern void tty_vhangup(struct tty_struct *tty); extern void tty_vhangup_locked(struct tty_struct *tty); -extern void tty_vhangup_self(void); extern void tty_unhangup(struct file *filp); extern int tty_hung_up_p(struct file *filp); extern void do_SAK(struct tty_struct *tty); extern void __do_SAK(struct tty_struct *tty); -extern void disassociate_ctty(int priv); extern void no_tty(void); extern void tty_flush_to_ldisc(struct tty_struct *tty); extern void tty_buffer_free_all(struct tty_port *port); @@ -415,9 +443,6 @@ extern long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg); extern int tty_mode_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); extern int tty_perform_flush(struct tty_struct *tty, unsigned long arg); -extern dev_t tty_devnum(struct tty_struct *tty); -extern void proc_clear_tty(struct task_struct *p); -extern struct tty_struct *get_current_tty(void); extern void tty_default_fops(struct file_operations *fops); extern struct tty_struct *alloc_tty_struct(void); extern int tty_alloc_file(struct file *file); @@ -543,9 +568,6 @@ static inline int tty_audit_push_task(struct task_struct *tsk, } #endif -/* tty_io.c */ -extern int __init tty_init(void); - /* tty_ioctl.c */ extern int n_tty_ioctl_helper(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); |