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base: remove length limit of Type_list

This commit is contained in:
Norman Feske 2016-05-11 17:23:37 +02:00 committed by Christian Helmuth
parent a99989af40
commit ef9a7d2230
1 changed files with 6 additions and 30 deletions
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36
repos/base/include/util/meta.h
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@ -87,41 +87,17 @@ namespace Genode {
/**
* Type list with variable number of types
*/
template <typename T1 = Void, typename T2 = Void, typename T3 = Void, typename T4 = Void,
typename T5 = Void, typename T6 = Void, typename T7 = Void, typename T8 = Void,
typename T9 = Void, typename T10 = Void>
template <typename...>
struct Type_list;
template <>
struct Type_list<Void, Void, Void, Void, Void, Void, Void, Void, Void, Void> { typedef Empty Head; };
struct Type_list<> { typedef Empty Head; };
template <typename T1>
struct Type_list<T1, Void> : public Type_tuple<T1, Empty> { };
template <typename T1, typename T2>
struct Type_list<T1, T2, Void> : public Type_tuple<T1, Type_list<T2> > { };
template <typename T1, typename T2, typename T3>
struct Type_list<T1, T2, T3, Void> : public Type_tuple<T1, Type_list<T2, T3> > { };
template <typename T1, typename T2, typename T3, typename T4>
struct Type_list<T1, T2, T3, T4, Void> : public Type_tuple<T1, Type_list<T2, T3, T4> > { };
template <typename T1, typename T2, typename T3, typename T4, typename T5>
struct Type_list<T1, T2, T3, T4, T5, Void> : public Type_tuple<T1, Type_list<T2, T3, T4, T5> > { };
template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
struct Type_list<T1, T2, T3, T4, T5, T6, Void> : public Type_tuple<T1, Type_list<T2, T3, T4, T5, T6> > { };
template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
struct Type_list<T1, T2, T3, T4, T5, T6, T7, Void> : public Type_tuple<T1, Type_list<T2, T3, T4, T5, T6, T7> > { };
template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
struct Type_list<T1, T2, T3, T4, T5, T6, T7, T8, Void> : public Type_tuple<T1, Type_list<T2, T3, T4, T5, T6, T7, T8> > { };
template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
struct Type_list<T1, T2, T3, T4, T5, T6, T7, T8, T9, Void> : public Type_tuple<T1, Type_list<T2, T3, T4, T5, T6, T7, T8, T9> > { };
template <typename T>
struct Type_list<T> : Type_tuple<T, Empty> { };
template <typename HEAD, typename... TAIL>
struct Type_list<HEAD, TAIL...> : Type_tuple<HEAD, Type_list<TAIL...> > { };
/**
* Macro for wrapping the 'Type_list' template