text: /* Copyright (C) 2005, 2006, 2008, 2009, 2010 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
  
     The GNU C Library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
  
     The GNU C Library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public
     License along with the GNU C Library; if not, write to the Free
     Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     02111-1307 USA.  */
  
  #ifndef	_SYS_INOTIFY_H
  #define	_SYS_INOTIFY_H	1
  
  #include <stdint.h>
  
  
  /* Flags for the parameter of inotify_init1.  */
  enum
    {
      IN_CLOEXEC = 02000000,
  #define IN_CLOEXEC IN_CLOEXEC
      IN_NONBLOCK = 0200
  #define IN_NONBLOCK IN_NONBLOCK
    };
  
  
  /* Structure describing an inotify event.  */
  struct inotify_event
  {
    int wd;		/* Watch descriptor.  */
    uint32_t mask;	/* Watch mask.  */
    uint32_t cookie;	/* Cookie to synchronize two events.  */
    uint32_t len;		/* Length (including NULs) of name.  */
    char name __flexarr;	/* Name.  */
  };
  
  
  /* Supported events suitable for MASK parameter of INOTIFY_ADD_WATCH.  */
  #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	/* Writtable file was closed.  */
  #define IN_CLOSE_NOWRITE 0x00000010	/* Unwrittable file closed.  */
  #define IN_CLOSE	 (IN_CLOSE_WRITE | IN_CLOSE_NOWRITE) /* Close.  */
  #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_MOVE		 (IN_MOVED_FROM | IN_MOVED_TO) /* Moves.  */
  #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.  */
  
  /* Events sent by the kernel.  */
  #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	/* Do not follow a sym link.  */
  #define IN_EXCL_UNLINK	 0x04000000	/* Exclude events on unlinked
  					   objects.  */
  #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 events which a program can wait on.  */
  #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_CREATE | IN_DELETE		      \
  			  | IN_DELETE_SELF | IN_MOVE_SELF)
  
  
  __BEGIN_DECLS
  
  /* Create and initialize inotify instance.  */
  extern int inotify_init (void) __THROW;
  
  /* Create and initialize inotify instance.  */
  extern int inotify_init1 (int __flags) __THROW;
  
  /* Add watch of object NAME to inotify instance FD.  Notify about
     events specified by MASK.  */
  extern int inotify_add_watch (int __fd, const char *__name, uint32_t __mask)
    __THROW;
  
  /* Remove the watch specified by WD from the inotify instance FD.  */
  extern int inotify_rm_watch (int __fd, int __wd) __THROW;
  
  __END_DECLS
  
  #endif /* sys/inotify.h */
  