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/*
Copyright (C) 1993, 1994 Free Software Foundation
This file is part of the GNU Hurd.
The GNU Hurd is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
The GNU Hurd 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with the GNU Hurd; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Written by Michael I. Bushnell. */
#include "priv.h"
#include "io_S.h"
#include <assert.h>
kern_return_t
trivfs_S_io_select (struct trivfs_protid *cred,
int seltype,
mach_port_t ret,
int tag,
int *result)
{
if (!cred)
return EOPNOTSUPP;
if (seltype & (SELECT_READ|SELECT_URG))
assert (!trivfs_support_read);
if (seltype & (SELECT_WRITE|SELECT_URG))
assert (!trivfs_support_write);
return EOPNOTSUPP;
}
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