.\" 2005-07-19 Robert Love <rlove@rlove.org> - initial version
.\" 2006-02-07 mtk, various changes
.\"
-.TH INOTIFY_ADD_WATCH 2 2010-10-20 "Linux" "Linux Programmer's Manual"
+.TH INOTIFY_ADD_WATCH 2 2014-07-08 "Linux" "Linux Programmer's Manual"
.SH NAME
inotify_add_watch \- add a watch to an initialized inotify instance
.SH SYNOPSIS
A successful call to
.BR inotify_add_watch ()
-returns the unique watch descriptor associated with
-.I pathname
-for this inotify instance.
-If
-.I pathname
+returns a unique watch descriptor for this inotify instance,
+for the filesystem object that corresponds to
+.IR pathname .
+If the filesystem object
was not previously being watched by this inotify instance,
then the watch descriptor is newly allocated.
-If
-.I pathname
-was already being watched, then the descriptor
+If the filesystem object was already being watched
+(perhaps via a different link to the same object), then the descriptor
for the existing watch is returned.
The watch descriptor is returned by later
On success,
.BR inotify_add_watch ()
returns a nonnegative watch descriptor.
-On error \-1 is returned and
+On error, \-1 is returned and
.I errno
is set appropriately.
.SH ERRORS
.I fd
is not an inotify file descriptor.
.TP
+.B ENAMETOOLONG
+.I pathname
+is too long.
+.TP
.B ENOENT
A directory component in
.I pathname
.BR inotify_init (2),
.BR inotify_rm_watch (2),
.BR inotify (7)
+.SH COLOPHON
+This page is part of release 3.79 of the Linux
+.I man-pages
+project.
+A description of the project,
+information about reporting bugs,
+and the latest version of this page,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.