97 lines
2.4 KiB
C++
97 lines
2.4 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/>.
|
|
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "Exception.h"
|
|
#include <string>
|
|
|
|
namespace spades {
|
|
|
|
class ThreadLocalStorageImpl {
|
|
public:
|
|
class IValueDestructor {
|
|
public:
|
|
virtual void Destruct(void *) = 0;
|
|
};
|
|
IValueDestructor *destructor;
|
|
virtual ~ThreadLocalStorageImpl(){}
|
|
static ThreadLocalStorageImpl *Create();
|
|
virtual void Set(void *) = 0;
|
|
virtual void *Get() = 0;
|
|
};
|
|
|
|
template<typename T>
|
|
class ThreadLocalStorage: public ThreadLocalStorageImpl::IValueDestructor {
|
|
ThreadLocalStorageImpl *internal;
|
|
std::string name;
|
|
public:
|
|
ThreadLocalStorage():name("(unnamed)"){
|
|
internal = ThreadLocalStorageImpl::Create();
|
|
internal->destructor = this;
|
|
}
|
|
ThreadLocalStorage(std::string name):name(name){
|
|
internal = ThreadLocalStorageImpl::Create();
|
|
internal->destructor = this;
|
|
}
|
|
virtual ~ThreadLocalStorage(){
|
|
// FIXME: should support deleting tls?
|
|
}
|
|
void operator =(T *ptr) {
|
|
internal->Set(reinterpret_cast<void*>(ptr));
|
|
}
|
|
T *GetPointer() {
|
|
return reinterpret_cast<T *>(internal->Get());
|
|
}
|
|
T& operator *() {
|
|
T *v = GetPointer();
|
|
if(v == NULL)
|
|
SPRaise("Attempted to get a reference to the null value of TLS '%s'", name.c_str());
|
|
return *v;
|
|
}
|
|
T *operator ->(){
|
|
return GetPointer();
|
|
}
|
|
operator T *(){
|
|
return GetPointer();
|
|
}
|
|
virtual void Destruct(void *) {
|
|
}
|
|
};
|
|
|
|
template<typename T>
|
|
class AutoDeletedThreadLocalStorage: public ThreadLocalStorage<T> {
|
|
public:
|
|
AutoDeletedThreadLocalStorage():
|
|
ThreadLocalStorage<T>(){}
|
|
AutoDeletedThreadLocalStorage(std::string name):
|
|
ThreadLocalStorage<T>(name){}
|
|
virtual void Destruct(void *v) {
|
|
delete reinterpret_cast<T *>(v);
|
|
}
|
|
void operator =(T *ptr) {
|
|
*static_cast<ThreadLocalStorage<T> *>(this) = ptr;
|
|
}
|
|
};
|
|
|
|
|
|
void ThreadExiting();
|
|
}
|