libumem/common/stub_stand.c

	stub_stand.c revision a574db851cdc636fc3939b68e80d79fe7fbd57f2
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

/*
 * Stubs for the standalone to reduce the dependence on external libraries
 */

#include <string.h>
#include "misc.h"

/*ARGSUSED*/
int
_cond_init(cond_t *cvp, int type, void *arg)
{
    return (0);
}

/*ARGSUSED*/
int
_cond_destroy(cond_t *cvp)
{
    return (0);
}

/*ARGSUSED*/
int
_cond_wait(cond_t *cv, mutex_t *mutex)
{
    umem_panic("attempt to wait on standumem cv %p", cv);

    /*NOTREACHED*/
    return (0);
}

/*ARGSUSED*/
int
_cond_broadcast(cond_t *cvp)
{
    return (0);
}

/*ARGSUSED*/
int
_pthread_setcancelstate(int state, int *oldstate)
{
    return (0);
}

thread_t
_thr_self(void)
{
    return ((thread_t)1);
}

static mutex_t _mp = DEFAULTMUTEX;

/*ARGSUSED*/
int
__mutex_init(mutex_t *mp, int type, void *arg)
{
    (void) memcpy(mp, &_mp, sizeof (mutex_t));
    return (0);
}

/*ARGSUSED*/
int
__mutex_destroy(mutex_t *mp)
{
    return (0);
}

/*ARGSUSED*/
int
__mutex_held(mutex_t *mp)
{
    return (1);
}

/*ARGSUSED*/
int
__mutex_lock(mutex_t *mp)
{
    return (0);
}

/*ARGSUSED*/
int
__mutex_trylock(mutex_t *mp)
{
    return (0);
}

/*ARGSUSED*/
int
__mutex_unlock(mutex_t *mp)
{
    return (0);
}

int
_issetugid(void)
{
    return (1);
}