| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _LINUX_DEVFS_FS_KERNEL_H |
| 2 | #define _LINUX_DEVFS_FS_KERNEL_H |
| 3 | |
| 4 | #include <linux/fs.h> |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | #include <linux/spinlock.h> |
| 6 | #include <linux/types.h> |
| 7 | |
| 8 | #include <asm/semaphore.h> |
| 9 | |
| 10 | #define DEVFS_SUPER_MAGIC 0x1373 |
| 11 | |
| 12 | #ifdef CONFIG_DEVFS_FS |
| 13 | extern int devfs_mk_bdev(dev_t dev, umode_t mode, const char *fmt, ...) |
| 14 | __attribute__ ((format(printf, 3, 4))); |
| 15 | extern int devfs_mk_cdev(dev_t dev, umode_t mode, const char *fmt, ...) |
| 16 | __attribute__ ((format(printf, 3, 4))); |
| 17 | extern int devfs_mk_symlink(const char *name, const char *link); |
| 18 | extern int devfs_mk_dir(const char *fmt, ...) |
| 19 | __attribute__ ((format(printf, 1, 2))); |
| 20 | extern void devfs_remove(const char *fmt, ...) |
| 21 | __attribute__ ((format(printf, 1, 2))); |
| 22 | extern int devfs_register_tape(const char *name); |
| 23 | extern void devfs_unregister_tape(int num); |
| 24 | extern void mount_devfs_fs(void); |
| 25 | #else /* CONFIG_DEVFS_FS */ |
| 26 | static inline int devfs_mk_bdev(dev_t dev, umode_t mode, const char *fmt, ...) |
| 27 | { |
| 28 | return 0; |
| 29 | } |
| 30 | static inline int devfs_mk_cdev(dev_t dev, umode_t mode, const char *fmt, ...) |
| 31 | { |
| 32 | return 0; |
| 33 | } |
| 34 | static inline int devfs_mk_symlink(const char *name, const char *link) |
| 35 | { |
| 36 | return 0; |
| 37 | } |
| 38 | static inline int devfs_mk_dir(const char *fmt, ...) |
| 39 | { |
| 40 | return 0; |
| 41 | } |
| 42 | static inline void devfs_remove(const char *fmt, ...) |
| 43 | { |
| 44 | } |
| 45 | static inline int devfs_register_tape(const char *name) |
| 46 | { |
| 47 | return -1; |
| 48 | } |
| 49 | static inline void devfs_unregister_tape(int num) |
| 50 | { |
| 51 | } |
| 52 | static inline void mount_devfs_fs(void) |
| 53 | { |
| 54 | return; |
| 55 | } |
| 56 | #endif /* CONFIG_DEVFS_FS */ |
| 57 | #endif /* _LINUX_DEVFS_FS_KERNEL_H */ |