invoker.hpp

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#pragma once
 
#include "condy/intrusive.hpp"
 
namespace condy {
 
class Invoker {
public:
    using Func = void (*)(void *) noexcept;
    Invoker(Func func) : func_(func) {}
 
    void operator()() noexcept { func_(this); }
 
protected:
    Func func_;
};
 
template <typename T, typename Invoker = Invoker>
class InvokerAdapter : public Invoker {
public:
    InvokerAdapter() : Invoker(&InvokerAdapter::invoke_) {}
 
private:
    static void invoke_(void *self) noexcept {
        static_cast<T *>(self)->invoke();
    }
};
 
class WorkInvoker : public Invoker {
public:
    using Invoker::Invoker;
    SingleLinkEntry work_queue_entry_;
};
 
} // namespace condy