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+.\" -*- nroff -*-
+.\"
+.\" Copyright (c) 1996 Doug Rabson
+.\"
+.\" All rights reserved.
+.\"
+.\" This program is free software.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd July 24, 1996
+.Os
+.Dt VOP_LINK 9
+.Sh NAME
+.Nm VOP_LINK
+.Nd create a new name for a file
+.Sh SYNOPSIS
+.In sys/param.h
+.In sys/vnode.h
+.Ft int
+.Fn VOP_LINK "struct vnode *dvp" "struct vnode *vp" "struct componentname *cnp"
+.Sh DESCRIPTION
+This links a new name in the specified directory to an existing file.
+.Pp
+Its arguments are:
+.Bl -tag -width 8n
+.It Fa dvp
+The vnode of the directory.
+.It Fa vp
+The vnode of the file to be linked.
+.It Fa cnp
+Pathname information about the file.
+.El
+.Pp
+The pathname info should
+.Em not
+be released on exit because it is done
+by the caller.
+The directory and file vnodes should
+.Em not
+be released on exit.
+.Sh LOCKS
+.Fn VOP_LINK
+expects the directory and file vnodes to be locked on entry and will leave
+the vnodes locked on return.
+.Sh RETURN VALUES
+Zero is returned if the file was linked successfully, otherwise an
+error is returned.
+.Sh ERRORS
+.Bl -tag -width Er
+.It Bq Er EMLINK
+The file has too many links.
+.It Bq Er EPERM
+The file is immutable.
+.It Bq Er EXDEV
+A hard link is not possible between different file systems.
+.El
+.Sh SEE ALSO
+.Xr vn_lock 9 ,
+.Xr vnode 9
+.Sh AUTHORS
+This manual page was originally written by
+.An Doug Rabson .