mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
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4d6b170769
* Fixing compiler warnings with -Wextra * More warnings suppression, WIP * Even more warning fixes * Added new lines at end of text files. * Padding fix * Additional fixes to warnings on different build configurations; added -Wextra to default build pipeline * Fixes for Secplus v1 * -additional warnings * +-Wredundant-decls fixes * FuriHal: print stack overflow task name in console * FuriHal: add missing include Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
#ifndef CALLBACKCONNECTOR_H
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#define CALLBACKCONNECTOR_H
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#include <functional>
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namespace cbc {
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namespace Details {
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template <std::size_t Tag, typename T, typename Ret, typename... Args> class FuncMemberWrapper {
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public:
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FuncMemberWrapper() = delete;
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using member_fun_t = Ret (T::*)(Args...);
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using const_member_fun_t = Ret (T::*)(Args...) const;
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static auto instantiate(T* t, member_fun_t ptr) {
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obj = t;
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member = ptr;
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return MetaCall;
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}
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static auto instantiate(T* t, const_member_fun_t ptr) {
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obj = t;
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const_member = ptr;
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return ConstMetaCall;
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}
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private:
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static auto MetaCall(Args... args) {
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return (*obj.*member)(args...);
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}
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static auto ConstMetaCall(Args... args) {
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return (*obj.*const_member)(args...);
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}
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static T* obj;
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static member_fun_t member;
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static const_member_fun_t const_member;
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};
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template <std::size_t Tag, typename T, typename Ret, typename... Args>
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T* FuncMemberWrapper<Tag, T, Ret, Args...>::obj{};
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template <std::size_t Tag, typename T, typename Ret, typename... Args>
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typename FuncMemberWrapper<Tag, T, Ret, Args...>::member_fun_t
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FuncMemberWrapper<Tag, T, Ret, Args...>::member{};
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template <std::size_t Tag, typename T, typename Ret, typename... Args>
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typename FuncMemberWrapper<Tag, T, Ret, Args...>::const_member_fun_t
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FuncMemberWrapper<Tag, T, Ret, Args...>::const_member{};
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template <typename Functor, typename Ret, typename... Args> struct FunctorWrapper {
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public:
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static std::function<Ret(Args...)> functor;
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static auto instatiate(Functor fn) {
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functor = std::move(fn);
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return MetaCall;
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}
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private:
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static auto MetaCall(Args... args) {
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return functor(args...);
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}
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};
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template <typename Functor, typename Ret, typename... Args>
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std::function<Ret(Args...)> FunctorWrapper<Functor, Ret, Args...>::functor;
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template <typename Functor, typename Ret, typename T, typename... Args>
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auto deducer(Functor obj, Ret (T::*)(Args...) const) {
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return FunctorWrapper<Functor, Ret, Args...>::instatiate(std::move(obj));
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}
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template <typename Functor, typename Ret, typename T, typename... Args>
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auto deducer(Functor obj, Ret (T::*)(Args...)) {
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return FunctorWrapper<Functor, Ret, Args...>::instatiate(std::move(obj));
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}
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template <std::size_t tag, typename T, typename Ret, typename... Args>
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auto const_instantiate(T* t, Ret (T::*ptr)(Args...) const) {
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return FuncMemberWrapper<tag, T, Ret, Args...>::instantiate(t, ptr);
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}
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template <std::size_t tag, typename T, typename Func> auto const_instantiate(T* t, Func ptr) {
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return const_instantiate(t, ptr);
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}
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} //end of Details scope
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template <std::size_t tag = 0, typename T, typename Ret, typename... Args>
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auto obtain_connector(T* t, Ret (T::*ptr)(Args...)) {
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return Details::FuncMemberWrapper<tag, T, Ret, Args...>::instantiate(t, ptr);
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}
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template <std::size_t tag = 0, typename T, typename Ret, typename... Args>
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auto obtain_connector(T* t, Ret (T::*ptr)(Args...) const) {
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return Details::FuncMemberWrapper<tag, T, Ret, Args...>::instantiate(t, ptr);
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}
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template <typename Functor> auto obtain_connector(Functor functor) {
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return Details::deducer(std::move(functor), &Functor::operator());
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}
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} //end of cbc scope
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#endif // CALLBACKCONNECTOR_H
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