/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
* 2018
* Jonathan Schleifer <js@heap.zone>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#import "ObjFW_RT.h"
#import "private.h"
#import "threading.h"
static of_rmutex_t global_mutex;
static of_once_t once_control = OF_ONCE_INIT;
static void
init(void)
{
if (!of_rmutex_new(&global_mutex))
OBJC_ERROR("Failed to create global mutex!");
}
void
objc_global_mutex_lock(void)
{
of_once(&once_control, init);
if (!of_rmutex_lock(&global_mutex))
OBJC_ERROR("Failed to lock global mutex!");
}
void
objc_global_mutex_unlock(void)
{
if (!of_rmutex_unlock(&global_mutex))
OBJC_ERROR("Failed to unlock global mutex!");
}