add KAGUYA_CLASS_MAX_BASE_CLASSES

Author: satoren

include/kaguya/config.hpp

@@ -66,6 +66,9 @@ extern "C" {
 ///! this define used C++03 only.
 #define KAGUYA_FUNCTION_MAX_TUPLE_SIZE 9
 #endif
+#ifndef KAGUYA_CLASS_MAX_BASE_CLASSES
+#define KAGUYA_CLASS_MAX_BASE_CLASSES 9
+#endif
 #ifndef KAGUYA_FUNCTION_MAX_OVERLOADS
 ///! this define used C++03 only.
 #define KAGUYA_FUNCTION_MAX_OVERLOADS 9

include/kaguya/deprecated_metatable.hpp

@@ -305,7 +305,7 @@ namespace kaguya
 			set_multiple_base(state, metatable, metabases);\
 		}\
 
-		KAGUYA_PP_REPEAT_DEF(KAGUYA_FUNCTION_MAX_TUPLE_SIZE, KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF)
+		KAGUYA_PP_REPEAT_DEF(KAGUYA_CLASS_MAX_BASE_CLASSES, KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF)
 #undef KAGUYA_TEMPLATE_PARAMETER
 #undef KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF
 #undef KAGUYA_GET_BASE_METATABLE

include/kaguya/metatable.hpp

@@ -21,10 +21,12 @@
 
 namespace kaguya
 {
-	template<class A1, class A2 = void
-		, class A3 = void, class A4 = void, class A5 = void
-		, class A6 = void, class A7 = void, class A8 = void,
-		class A9 = void>struct MultipleBase {
+
+#define KAGUYA_PP_STRUCT_TDEF_REP(N) KAGUYA_PP_CAT(class A,N) = void
+#define KAGUYA_PP_STRUCT_TEMPLATE_DEF_REPEAT(N) KAGUYA_PP_REPEAT_ARG(N,KAGUYA_PP_STRUCT_TDEF_REP)
+
+	template<KAGUYA_PP_STRUCT_TEMPLATE_DEF_REPEAT(KAGUYA_CLASS_MAX_BASE_CLASSES)>
+	struct MultipleBase {
 	};
 }
 
@@ -565,7 +567,7 @@ namespace kaguya
 			set_multiple_base(state, metatable, metabases);\
 		}\
 
-		KAGUYA_PP_REPEAT_DEF(KAGUYA_FUNCTION_MAX_TUPLE_SIZE, KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF)
+		KAGUYA_PP_REPEAT_DEF(KAGUYA_CLASS_MAX_BASE_CLASSES, KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF)
 #undef KAGUYA_MULTIPLE_INHERITANCE_SETBASE_DEF
 #undef KAGUYA_GET_BASE_METATABLE
 #endif

test/test_20_max_arg_20.cpp

@@ -1,4 +1,5 @@
 #define KAGUYA_FUNCTION_MAX_ARGS 20
+#define KAGUYA_FUNCTION_MAX_OVERLOADS 25
 #include "kaguya/another_binding_api.hpp"
 #include "test_util.hpp"
 
@@ -7,6 +8,7 @@ using namespace kaguya_test_util;
 
 using namespace kaguya;
 
+
 void defargfn(int a1,int a2,int a3,int a4,int a5,int a6,int a7,int a8,int a9,int a10=10,int a11=11,int a12=12,int a13=13,int a14=14,int a15=15,int a16=16,int a17=17,int a18=18,int a19 = 19,int a20 = 20)
 {
 	TEST_EQUAL(a1, 1);
@@ -53,4 +55,34 @@ KAGUYA_TEST_FUNCTION_DEF(defaultarguments)(kaguya::State& state)
 	state.dostring("defargfn(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19)");
 	state.dostring("defargfn(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20)");
 }
+
+
+KAGUYA_TEST_FUNCTION_DEF(many_overloads)(kaguya::State& state)
+{
+	state["defargfn"] = kaguya::UserdataMetatable<TestClass>()
+		.setConstructors < TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass()
+		, TestClass() > ();
+}
+
 KAGUYA_TEST_GROUP_END(test_20_max_arg_20)