freebsd-dev/share/man/man9/VOP_ABORTOP.9
1998-03-12 07:31:21 +00:00

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.\" -*- nroff -*-
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.\" Copyright (c) 1996 Doug Rabson
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.\" $Id: VOP_ABORTOP.9,v 1.3 1997/04/13 14:48:48 bde Exp $
.\"
.Dd July 24, 1996
.Os
.Dt VOP_ABORTOP 9
.Sh NAME
.Nm VOP_ABORTOP
.Nd abort a directory operation
.Sh SYNOPSIS
.Fd #include <sys/param.h>
.Fd #include <sys/vnode.h>
.Ft int
.Fn VOP_ABORTOP "struct vnode *dvp" "struct componentname *cnp"
.Sh DESCRIPTION
This is called after
.Xr namei 9
when a
.Dv CREATE /
.Dv DELETE
isn't actually done.
If a buffer has been saved in anticipation of a
.Dv CREATE ,
delete it.
.Bl -tag -width dvp
.It Ar dvp
the vnode of the directory
.It Ar cnp
pathname information for the aborted operation
.El
.Sh PSEUDOCODE
.Bd -literal
int
vop_abortop(struct vnode *dvp, struct componentname *cnp)
{
if ((cnp->cn_flags & (HASBUF | SAVESTART)) == HASBUF)
free(cnp->cn_pnbuf, M_NAMEI);
return 0;
}
.Ed
.Sh SEE ALSO
.Xr vnode 9
.Sh AUTHORS
This man page was written by
.An Doug Rabson .