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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note *//* * Inode based directory notification for Linux * * Copyright (C) 2005 John McCutchan */
#ifndef _UAPI_LINUX_INOTIFY_H#define _UAPI_LINUX_INOTIFY_H
/* For O_CLOEXEC and O_NONBLOCK */#include <linux/fcntl.h>#include <linux/types.h>
/* * struct inotify_event - structure read from the inotify device for each event * * When you are watching a directory, you will receive the filename for events * such as IN_CREATE, IN_DELETE, IN_OPEN, IN_CLOSE, ..., relative to the wd. */struct inotify_event { __s32 wd; /* watch descriptor */ __u32 mask; /* watch mask */ __u32 cookie; /* cookie to synchronize two events */ __u32 len; /* length (including nulls) of name */ char name[]; /* stub for possible name */};
/* the following are legal, implemented events that user-space can watch for */#define IN_ACCESS 0x00000001 /* File was accessed */#define IN_MODIFY 0x00000002 /* File was modified */#define IN_ATTRIB 0x00000004 /* Metadata changed */#define IN_CLOSE_WRITE 0x00000008 /* Writable file was closed */#define IN_CLOSE_NOWRITE 0x00000010 /* Unwritable file closed */#define IN_OPEN 0x00000020 /* File was opened */#define IN_MOVED_FROM 0x00000040 /* File was moved from X */#define IN_MOVED_TO 0x00000080 /* File was moved to Y */#define IN_CREATE 0x00000100 /* Subfile was created */#define IN_DELETE 0x00000200 /* Subfile was deleted */#define IN_DELETE_SELF 0x00000400 /* Self was deleted */#define IN_MOVE_SELF 0x00000800 /* Self was moved */
/* the following are legal events. they are sent as needed to any watch */#define IN_UNMOUNT 0x00002000 /* Backing fs was unmounted */#define IN_Q_OVERFLOW 0x00004000 /* Event queued overflowed */#define IN_IGNORED 0x00008000 /* File was ignored */
/* helper events */#define IN_CLOSE (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE) /* close */#define IN_MOVE (IN_MOVED_FROM | IN_MOVED_TO) /* moves */
/* special flags */#define IN_ONLYDIR 0x01000000 /* only watch the path if it is a directory */#define IN_DONT_FOLLOW 0x02000000 /* don't follow a sym link */#define IN_EXCL_UNLINK 0x04000000 /* exclude events on unlinked objects */#define IN_MASK_CREATE 0x10000000 /* only create watches */#define IN_MASK_ADD 0x20000000 /* add to the mask of an already existing watch */#define IN_ISDIR 0x40000000 /* event occurred against dir */#define IN_ONESHOT 0x80000000 /* only send event once */
/* * All of the events - we build the list by hand so that we can add flags in * the future and not break backward compatibility. Apps will get only the * events that they originally wanted. Be sure to add new events here! */#define IN_ALL_EVENTS (IN_ACCESS | IN_MODIFY | IN_ATTRIB | IN_CLOSE_WRITE | \ IN_CLOSE_NOWRITE | IN_OPEN | IN_MOVED_FROM | \ IN_MOVED_TO | IN_DELETE | IN_CREATE | IN_DELETE_SELF | \ IN_MOVE_SELF)
/* Flags for sys_inotify_init1. */#define IN_CLOEXEC O_CLOEXEC#define IN_NONBLOCK O_NONBLOCK
/* * ioctl numbers: inotify uses 'I' prefix for all ioctls, * except historical FIONREAD, which is based on 'T'. * * INOTIFY_IOC_SETNEXTWD: set desired number of next created * watch descriptor. */#define INOTIFY_IOC_SETNEXTWD _IOW('I', 0, __s32)
#endif /* _UAPI_LINUX_INOTIFY_H */