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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include "qpid/sys/Thread.h"
#include "qpid/sys/Runnable.h"
#include "qpid/sys/windows/check.h"
#include <process.h>
#include <windows.h>
namespace {
unsigned __stdcall runRunnable(void* p)
{
static_cast<qpid::sys::Runnable*>(p)->run();
_endthreadex(0);
return 0;
}
}
namespace qpid {
namespace sys {
class ThreadPrivate {
friend class Thread;
HANDLE threadHandle;
unsigned threadId;
ThreadPrivate(Runnable* runnable) {
uintptr_t h = _beginthreadex(0,
0,
runRunnable,
runnable,
0,
&threadId);
QPID_WINDOWS_CHECK_CRT_NZ(h);
threadHandle = reinterpret_cast<HANDLE>(h);
}
ThreadPrivate()
: threadHandle(GetCurrentThread()), threadId(GetCurrentThreadId()) {}
};
Thread::Thread() {}
Thread::Thread(Runnable* runnable) : impl(new ThreadPrivate(runnable)) {}
Thread::Thread(Runnable& runnable) : impl(new ThreadPrivate(&runnable)) {}
Thread::operator bool() {
return impl;
}
bool Thread::operator==(const Thread& t) const {
return impl->threadId == t.impl->threadId;
}
bool Thread::operator!=(const Thread& t) const {
return !(*this==t);
}
void Thread::join() {
if (impl) {
DWORD status = WaitForSingleObject (impl->threadHandle, INFINITE);
QPID_WINDOWS_CHECK_NOT(status, WAIT_FAILED);
CloseHandle (impl->threadHandle);
impl->threadHandle = 0;
}
}
unsigned long Thread::logId() {
return GetCurrentThreadId();
}
/* static */
Thread Thread::current() {
Thread t;
t.impl.reset(new ThreadPrivate());
return t;
}
}} /* qpid::sys */
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