mutex_pthread.c   [plain text]

/* mutex_fake.c - fake mutex new/lock/unlock/destroy functions (for SASL)
 *
 * Copyright (c) 1998-2003 Carnegie Mellon University.  All rights reserved.
 *
 * 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.
 *
 * 3. The name "Carnegie Mellon University" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For permission or any other legal
 *    details, please contact  
 *      Office of Technology Transfer
 *      Carnegie Mellon University
 *      5000 Forbes Avenue
 *      Pittsburgh, PA  15213-3890
 *      (412) 268-4387, fax: (412) 268-7395
 *      tech-transfer@andrew.cmu.edu
 *
 * 4. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by Computing Services
 *     at Carnegie Mellon University (http://www.cmu.edu/computing/)."
 *
 * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
 * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
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 */

/* $Id: mutex_pthread.c,v 1.4 2005/03/05 00:37:01 dasenbro Exp $ */

#include <config.h>

#include <pthread.h>
#include <sasl/sasl.h>

#include "xmalloc.h"

void *cyrus_mutex_alloc(void) 
{
    pthread_mutex_t *ret = (pthread_mutex_t *)xmalloc(sizeof(pthread_mutex_t));

    pthread_mutex_init(ret, NULL);

    return ret;
}

int cyrus_mutex_lock(void *mutex)
{
    return pthread_mutex_lock(mutex);
}

int cyrus_mutex_unlock(void *mutex)
{
    return pthread_mutex_unlock(mutex);
}
  
void cyrus_mutex_free(void *mutex)
{
    if(!mutex) return;
    
    pthread_mutex_destroy(mutex);
    free(mutex);

    return;
}