src/hotspot/share/gc/z/zLock.inline.hpp

/*
 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

#ifndef SHARE_GC_Z_ZLOCK_INLINE_HPP
#define SHARE_GC_Z_ZLOCK_INLINE_HPP

#include "gc/z/zLock.hpp"

inline ZLock::ZLock() {
  pthread_mutex_init(&_lock, NULL);
}

inline void ZLock::lock() {
  pthread_mutex_lock(&_lock);
}

inline bool ZLock::try_lock() {
  return pthread_mutex_trylock(&_lock) == 0;
}

inline void ZLock::unlock() {
  pthread_mutex_unlock(&_lock);
}

inline ZLocker::ZLocker(ZLock* lock) :
    _lock(lock) {
  _lock->lock();
}

inline ZLocker::~ZLocker() {
  _lock->unlock();
}

#endif // SHARE_GC_Z_ZLOCK_INLINE_HPP