77 lines
2.3 KiB
Groff
77 lines
2.3 KiB
Groff
.\" -*- nroff -*-
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.\"
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.\" Copyright (c) 1996 Doug Rabson
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.\"
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.\" All rights reserved.
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.\"
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.\" This program is free software.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd July 24, 1996
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.Os
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.Dt VOP_ABORTOP 9
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.Sh NAME
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.Nm VOP_ABORTOP
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.Nd abort a directory operation
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.Sh SYNOPSIS
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.Fd #include <sys/param.h>
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.Fd #include <sys/vnode.h>
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.Ft int
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.Fn VOP_ABORTOP "struct vnode *dvp" "struct componentname *cnp"
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.Sh DESCRIPTION
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This is called after
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.Xr namei 9
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when a
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.Dv CREATE /
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.Dv DELETE
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isn't actually done.
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If a buffer has been saved in anticipation of a
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.Dv CREATE ,
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delete it.
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.Bl -tag -width dvp
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.It Ar dvp
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the vnode of the directory
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.It Ar cnp
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pathname information for the aborted operation
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.El
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.Sh PSEUDOCODE
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.Bd -literal
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int
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vop_abortop(struct vnode *dvp, struct componentname *cnp)
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{
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if ((cnp->cn_flags & (HASBUF | SAVESTART)) == HASBUF)
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free(cnp->cn_pnbuf, M_NAMEI);
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return 0;
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}
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.Ed
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.Sh LOCKS
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.Fa dvp
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should be locked on entry and remain locked on return.
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.Sh SEE ALSO
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.Xr vnode 9
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.Sh AUTHORS
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This man page was written by
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.An Doug Rabson .
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