/*

 * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.

 * Copyright (c) 2012, 2015 SAP SE. 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

// no precompiled headers

#include "runtime/handles.inline.hpp"

#include "runtime/mutexLocker.hpp"

#include "runtime/os.hpp"

#include "runtime/osThread.hpp"

#include "runtime/safepoint.hpp"

#include "runtime/vmThread.hpp"

void OSThread::pd_initialize() {

  assert(this != NULL, "check");

  _thread_id        = 0;

  _kernel_thread_id = 0;

  _siginfo = NULL;

  _ucontext = NULL;

  _expanding_stack = 0;

  _alt_sig_stack = NULL;

  _last_cpu_times.sys = _last_cpu_times.user = 0L;

  sigemptyset(&_caller_sigmask);

  _startThread_lock = new Monitor(Mutex::event, "startThread_lock", true,

                                  Monitor::_safepoint_check_never);

  assert(_startThread_lock != NULL, "check");

}

void OSThread::pd_destroy() {

  delete _startThread_lock;

}