cfb972f944
- Overriding methods are clearly indicated with `override` keywords - Remove redundant `virtual` keywords from destructors of subclasses - Introduce `SPUnsupported()`, replacing most uses of `SPNotImplemented()`, which now serves as a dynamic "TODO" marker
82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/*
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Copyright (c) 2013 yvt
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This file is part of OpenSpades.
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OpenSpades is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenSpades is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenSpades. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <string>
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#include "Exception.h"
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namespace spades {
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class ThreadLocalStorageImpl {
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public:
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class IValueDestructor {
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public:
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virtual void Destruct(void *) = 0;
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};
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IValueDestructor *destructor;
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virtual ~ThreadLocalStorageImpl() {}
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static ThreadLocalStorageImpl *Create();
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virtual void Set(void *) = 0;
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virtual void *Get() = 0;
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};
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template <typename T>
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class ThreadLocalStorage : public ThreadLocalStorageImpl::IValueDestructor {
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ThreadLocalStorageImpl *internal;
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std::string name;
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public:
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ThreadLocalStorage() : name("(unnamed)") {
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internal = ThreadLocalStorageImpl::Create();
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internal->destructor = this;
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}
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ThreadLocalStorage(std::string name) : name(name) {
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internal = ThreadLocalStorageImpl::Create();
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internal->destructor = this;
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}
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~ThreadLocalStorage() {
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// FIXME: should support deleting tls?
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}
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void operator=(T *ptr) { internal->Set(reinterpret_cast<void *>(ptr)); }
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T *GetPointer() { return reinterpret_cast<T *>(internal->Get()); }
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T &operator*() {
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T *v = GetPointer();
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if (v == NULL)
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SPRaise("Attempted to get a reference to the null value of TLS '%s'", name.c_str());
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return *v;
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}
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T *operator->() { return GetPointer(); }
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operator T *() { return GetPointer(); }
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void Destruct(void *) override {}
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};
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template <typename T> class AutoDeletedThreadLocalStorage : public ThreadLocalStorage<T> {
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public:
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AutoDeletedThreadLocalStorage() : ThreadLocalStorage<T>() {}
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AutoDeletedThreadLocalStorage(std::string name) : ThreadLocalStorage<T>(name) {}
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void Destruct(void *v) override { delete reinterpret_cast<T *>(v); }
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void operator=(T *ptr) { *static_cast<ThreadLocalStorage<T> *>(this) = ptr; }
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};
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void ThreadExiting();
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}
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