fcntl.h

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#ifndef _UAPI_LINUX_FCNTL_H
#define _UAPI_LINUX_FCNTL_H

#include <asm/fcntl.h>

#define F_SETLEASE  (F_LINUX_SPECIFIC_BASE + 0)
#define F_GETLEASE  (F_LINUX_SPECIFIC_BASE + 1)

/*
 * Cancel a blocking posix lock; internal use only until we expose an
 * asynchronous lock api to userspace:
 */
#define F_CANCELLK  (F_LINUX_SPECIFIC_BASE + 5)

/* Create a file descriptor with FD_CLOEXEC set. */
#define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6)

/*
 * Request nofications on a directory.
 * See below for events that may be notified.
 */
#define F_NOTIFY    (F_LINUX_SPECIFIC_BASE+2)

/*
 * Set and get of pipe page size array
 */
#define F_SETPIPE_SZ    (F_LINUX_SPECIFIC_BASE + 7)
#define F_GETPIPE_SZ    (F_LINUX_SPECIFIC_BASE + 8)

/*
 * Types of directory notifications that may be requested.
 */
#define DN_ACCESS   0x00000001  /* File accessed */
#define DN_MODIFY   0x00000002  /* File modified */
#define DN_CREATE   0x00000004  /* File created */
#define DN_DELETE   0x00000008  /* File removed */
#define DN_RENAME   0x00000010  /* File renamed */
#define DN_ATTRIB   0x00000020  /* File changed attibutes */
#define DN_MULTISHOT    0x80000000  /* Don't remove notifier */

#define AT_FDCWD        -100    /* Special value used to indicate
                                           openat should use the current
                                           working directory. */
#define AT_SYMLINK_NOFOLLOW 0x100   /* Do not follow symbolic links.  */
#define AT_REMOVEDIR        0x200   /* Remove directory instead of
                                           unlinking file.  */
#define AT_SYMLINK_FOLLOW   0x400   /* Follow symbolic links.  */
#define AT_NO_AUTOMOUNT     0x800   /* Suppress terminal automount traversal */
#define AT_EMPTY_PATH       0x1000  /* Allow empty relative pathname */


#endif /* _UAPI_LINUX_FCNTL_H */