refcount.c revision 0c27b3fe77ac1d5094ba3521e8142d9e7973133f
/*
* Copyright (C) 2005, 2007, 2016 Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/* $Id: refcount.c,v 1.5 2007/06/19 23:47:17 tbox Exp $ */
#include <config.h>
#include <stddef.h>
#include <isc/mutex.h>
#include <isc/refcount.h>
#include <isc/result.h>
isc_result_t
isc_refcount_init(isc_refcount_t *ref, unsigned int n) {
REQUIRE(ref != NULL);
ref->refs = n;
#if defined(ISC_PLATFORM_USETHREADS) && !defined(ISC_PLATFORM_HAVEXADD)
return (isc_mutex_init(&ref->lock));
#else
return (ISC_R_SUCCESS);
#endif
}