openspades/Sources/Core/RefCountedObject.cpp
yvt 6426247f09 Use C++11 atomics in place of AngelScript's implementation
AngelScript's implementation uses now-deprecated `OSAtomicIncrement32`
and generates compiler warnings.
2018-12-31 21:57:11 +09:00

61 lines
1.9 KiB
C++

/*
Copyright (c) 2013 yvt
This file is part of OpenSpades.
OpenSpades is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenSpades 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 for more details.
You should have received a copy of the GNU General Public License
along with OpenSpades. If not, see <http://www.gnu.org/licenses/>.
*/
#include "RefCountedObject.h"
#include <ScriptBindings/ScriptManager.h>
#include "AutoLocker.h"
#include "Exception.h"
namespace spades {
RefCountedObject::RefCountedObject() { refCount = 1; }
RefCountedObject::~RefCountedObject() {}
void RefCountedObject::AddRef() { refCount.fetch_add(1); }
void RefCountedObject::Release() {
#if DEBUG_REFCOUNTED_OBJECT_LAST_RELEASE
AutoLocker guard(&releaseInfoMutex);
#endif
int cnt = refCount.fetch_sub(1);
if (cnt == 1) {
#if DEBUG_REFCOUNTED_OBJECT_LAST_RELEASE
#else
delete this;
#endif
} else if (cnt < 1)
#if DEBUG_REFCOUNTED_OBJECT_LAST_RELEASE
SPRaise("Attempted to release already destroyed object\n===== LAST RELEASE BACKTRACE "
"=====\n%s\n===== SECOND LAST RELEASE BACKTRACE =====\n%s\n===== LAST RELEASE "
"BACKTRACE ENDS =====",
reflection::BacktraceRecordToString(lastRelease).c_str(),
reflection::BacktraceRecordToString(secondLastRelease).c_str());
#else
SPRaise("Attempted to release already destroyed object");
#endif
#if DEBUG_REFCOUNTED_OBJECT_LAST_RELEASE
secondLastRelease = std::move(lastRelease);
lastRelease = std::move(reflection::Backtrace::GetGlobalBacktrace()->GetRecord());
#endif
}
}