devfs_fs_kernel.h
上传用户:szlgq88
上传日期:2009-04-28
资源大小:48287k
文件大小:2k
- #ifndef _LINUX_DEVFS_FS_KERNEL_H
- #define _LINUX_DEVFS_FS_KERNEL_H
- #include <linux/fs.h>
- #include <linux/config.h>
- #include <linux/spinlock.h>
- #include <linux/types.h>
- #include <asm/semaphore.h>
- #define DEVFS_SUPER_MAGIC 0x1373
- #ifdef CONFIG_DEVFS_FS
- extern int devfs_mk_bdev(dev_t dev, umode_t mode, const char *fmt, ...)
- __attribute__ ((format(printf, 3, 4)));
- extern int devfs_mk_cdev(dev_t dev, umode_t mode, const char *fmt, ...)
- __attribute__ ((format(printf, 3, 4)));
- extern int devfs_mk_symlink(const char *name, const char *link);
- extern int devfs_mk_dir(const char *fmt, ...)
- __attribute__ ((format(printf, 1, 2)));
- extern void devfs_remove(const char *fmt, ...)
- __attribute__ ((format(printf, 1, 2)));
- extern int devfs_register_tape(const char *name);
- extern void devfs_unregister_tape(int num);
- extern void mount_devfs_fs(void);
- #else /* CONFIG_DEVFS_FS */
- static inline int devfs_mk_bdev(dev_t dev, umode_t mode, const char *fmt, ...)
- {
- return 0;
- }
- static inline int devfs_mk_cdev(dev_t dev, umode_t mode, const char *fmt, ...)
- {
- return 0;
- }
- static inline int devfs_mk_symlink(const char *name, const char *link)
- {
- return 0;
- }
- static inline int devfs_mk_dir(const char *fmt, ...)
- {
- return 0;
- }
- static inline void devfs_remove(const char *fmt, ...)
- {
- }
- static inline int devfs_register_tape(const char *name)
- {
- return -1;
- }
- static inline void devfs_unregister_tape(int num)
- {
- }
- static inline void mount_devfs_fs(void)
- {
- return;
- }
- #endif /* CONFIG_DEVFS_FS */
- #endif /* _LINUX_DEVFS_FS_KERNEL_H */