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#pragma once
#include <type_traits>
namespace mbgl {
namespace util {
namespace impl {
class ThreadLocalBase {
protected:
ThreadLocalBase();
~ThreadLocalBase();
void* get();
void set(void*);
private:
std::aligned_storage_t<sizeof(void*), alignof(void*)> storage;
};
} // namespace impl
template <class T>
class ThreadLocal : public impl::ThreadLocalBase {
public:
ThreadLocal() = default;
ThreadLocal(T* val) {
set(val);
}
T* get() {
return reinterpret_cast<T*>(impl::ThreadLocalBase::get());
}
void set(T* ptr) {
impl::ThreadLocalBase::set(ptr);
}
};
} // namespace util
} // namespace mbgl
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